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C1 adjective /ɪnˈvɜːs/

Inverse

inverse; opposé
Meaning
opposite in order, nature, or effect; reversed
Example
There is an inverse relationship between price and demand.
Il existe une relation inverse entre le prix et la demande.
B1 verb ɪnˈvɛst

invest

investir
Meaning
To put money, effort, time, etc. into something to make a profit or get an advantage.
Example
Investing in intellectual property can generate passive income.
Investir dans la propriété intellectuelle peut générer des revenus passifs.
B2 adjective ˈɪn.tɪ.ɡreɪ.tɪd

integrated

intégré
Meaning
Combining or coordinating separate elements so as to provide a harmonious, interrelated whole.
Example
Integrated systems optimize efficiency.
Les systèmes intégrés optimisent l'efficacité.
C2 noun /ˈɪrɪɡənt/

irrigant

liquide d'irrigation
Meaning
A liquid used for irrigation, especially in medical or agricultural contexts.
Example
The doctor used a sterile irrigant during the procedure.
Le médecin a utilisé un irrigant stérile pendant la procédure.
C1 adjective ˌɪn.təˈmɪt.ənt

intermittent

intermittent
Meaning
Happening irregularly, not continuously.
Example
The rain was intermittent throughout the day.
La pluie était intermittente toute la journée.
C2 noun /ɪnˈsuːsiəns/

insouciance

insouciance
Meaning
Casual lack of concern; indifference.
Example
She carried herself with an air of insouciance, unbothered by the challenges ahead.
Elle marchait avec un air d'insouciance, sans se soucier des défis à venir.
C1 adjective /ɪˈnɛpt/

inept

inepte
Meaning
lacking skill or ability; clumsy or incompetent
Example
His inept handling of the situation made it worse.
Sa gestion inepte de la situation a empiré les choses.
C1 adverb ɪnˈtrɪn.zɪ.kli

intrinsically

intrinsèquement
Meaning
In a way that is naturally or inherently part of something's essential nature.
Example
Some people are intrinsically motivated to learn.
Certaines personnes sont intrinsèquement motivées à apprendre.
C1 adjective; noun /ɪˈmɔːrtl/

immortal

immortel
Meaning
living forever; never dying; lasting forever in fame or memory
Example
Legends often describe heroes as immortal beings who never die.
Les légendes parlent d’êtres immortels.
B2 noun /ˈɪntərvəl/

interval

intervalle
Meaning
a period of time between two events or points; a pause or break in activity
Example
There was a short interval between the two performances.
Il y avait un court intervalle entre les deux performances.
C2 adjective /ɪnˈɛksərəbl/

inexorable

inexorable
Meaning
Impossible to stop or prevent; relentless.
Example
The inexorable rise of technology is changing every aspect of life.
La montée inexorable de la technologie change chaque aspect de la vie.
C1 verb /ɪnˈtruːd/

intrude

interrompre
Meaning
To enter a place or situation where one is not wanted or not invited.
Example
He felt embarrassed to intrude on their private conversation.
Il s'est senti embarrassé d'interrompre leur conversation privée.
B2 noun /ˈaɪ.dəl/

Idol

idole; personne admirée
Meaning
an image or representation of a god used as an object of worship; a person who is greatly admired
Example
The singer became a teenage idol after her hit song topped the charts worldwide.
La chanteuse est devenue une idole adolescente après que sa chanson à succès ait atteint le sommet des classements mondiaux.
C2 adjective /ˌɪndɪˈfætɪɡəbl̩/

indefatigable

inébranlable
Meaning
persisting tirelessly; incapable of being fatigued
Example
Her indefatigable spirit kept the team motivated during the long project.
Son esprit inébranlable a gardé l'équipe motivée pendant le long projet.
C2 adjective /ˌɪrɛvəˈrɛnʃəl/

irreverential

irrévérencieux
Meaning
Showing a lack of respect for things that are generally taken seriously.
Example
His irreverential humor often shocked traditional audiences.
Son humour irrévérencieux choquait souvent les spectateurs traditionnels.
C1 verb /ɪnˈtɒksɪkeɪt/

intoxicate

bonheur
Meaning
to make someone lose control of their faculties or behavior due to alcohol or drugs
Example
The strong drink quickly intoxicated him.
Elle n'a pas pu cacher son bonheur lorsqu'elle a reçu le prix.
C1 noun ˌɪnfɛsˈteɪʃən

infestation

infestation, présence anormalement élevée d'insectes ou d'animaux dans un endroit
Meaning
The presence of an unusually large number of insects or animals in a place, causing damage or disease.
Example
The infestation of ants in the kitchen led to immediate pest control measures.
L'infestation de fourmis dans la cuisine a conduit à des mesures immédiates de contrôle des nuisibles.
C2 adjective /ɪnˈkoʊ.ɪt/ or /ɪnˈkoʊ.eɪt/

inchoate

incomplet
Meaning
Just begun and not fully formed; rudimentary.
Example
His inchoate ideas needed more research to be developed.
Ses idées incomplètes avaient besoin de plus de recherches pour être développées.
C1 noun /ɪnˈdʒʌŋkʃən/

injunction

injonction
Meaning
A judicial order restraining a person from an action or compelling a certain act.
Example
The court issued an injunction to stop the company from polluting the river.
Le tribunal a émis une injonction pour empêcher l'entreprise de polluer la rivière.
C1 noun /ɪˈrɛlɪvənsi/

irrelevancy

irrélevance
Meaning
the state of being unrelated or unimportant to the matter at hand
Example
The judge dismissed the argument because of its irrelevancy to the case.
Le juge a rejeté l’argument en raison de son irrélevance pour l’affaire.
C2 adjective /ɪˈlɪbərəl/

illiberal

illibéral
Meaning
Opposed to liberal principles; restricting freedom of thought or behavior.
Example
The government was criticized for its illiberal policies.
Le gouvernement a été critiqué pour ses politiques illibérales.
B1 adjective /ɪnkəˈrɛkt/

incorrect

incorrect
Meaning
not correct or accurate
Example
The information you provided was incorrect.
L'information que vous avez fournie était incorrecte.
C1 verb /ɪnˈvoʊk/

invoke

invoquer
Meaning
to call upon a higher power, authority, or principle for help, support, or justification
Example
The lawyer invoked the constitution to defend his client.
L'avocat a invoqué la constitution pour défendre son client.
C1 adjective /ɪnˈstɪŋk.tɪv/

instinctive

instinctif, naturel, automatique
Meaning
Based on instinct; done without conscious thought; natural and automatic.
Example
His instinctive reaction saved his life.
Sa réaction instinctive lui a sauvé la vie.
C2 adjective /ˌɪrɪˈprəʊtʃəbl̩/

irreproachable

irréprochable
Meaning
Beyond criticism; faultless.
Example
The judge was known for his irreproachable integrity.
Le juge était connu pour son intégrité irréprochable.
B2 noun ɪnˌdʌstrɪəlaɪˈzeɪʃən

industrialization

industrialisation
Meaning
The development of industries in a country or region on a wide scale.
Example
Industrialization changed the global economy dramatically.
L'industrialisation a radicalement changé l'économie mondiale.
B2 adjective /ɪmˈpɪəriəl/

imperial

impérial
Meaning
Relating to an empire or emperor; having supreme authority.
Example
The imperial palace was a symbol of the emperor's power.
Le palais impérial était un symbole du pouvoir de l'empereur.
C2 adjective /ɪnˈvɛtərət/

inveterate

invétéré
Meaning
having a long-established habit, activity, or interest that is unlikely to change
Example
He is an inveterate reader who spends hours in the library every day.
Il est un lecteur invétéré qui passe des heures à la bibliothèque chaque jour.
B2 adjective /aɪˈrɒnɪkəl/

ironical

ironique
Meaning
expressing irony; having the nature of irony
Example
Her ironical tone made everyone uncomfortable.
Son ton ironique a mis tout le monde mal à l'aise.
C2 adjective /ɪmˈpæsɪbəl/

impassible

impassible
Meaning
Incapable of suffering or feeling pain (used mainly in theological or philosophical contexts).
Example
Some philosophers argue that God is impassible and cannot experience human emotions.
Certains philosophes affirment que Dieu est impassible et ne peut pas éprouver les émotions humaines.
C1 adjective /ɪnˈfɜːm/

infirm

fragile
Meaning
Weak, especially due to old age or illness.
Example
The infirm old man needed assistance to walk.
L'homme âgé et fragile avait besoin d'aide pour marcher.
C1 verb /ɪmˈplɔːr/

implore

implorer
Meaning
To beg someone earnestly or desperately to do something.
Example
She implored him to stay with her.
Elle lui implora de rester avec elle.
C1 noun/verb /ˈɪmprɪnt/

imprint

empreinte
Meaning
A mark or impression made by pressure; to establish or fix firmly in someone's mind.
Example
The event left an indelible imprint on the city's history.
L'événement a laissé une empreinte indélébile dans l'histoire de la ville.
C1 verb /ˈɪnfɪltreɪt/

infiltrate

infiltrer
Meaning
to secretly enter or gain access to a place or group
Example
The spies managed to infiltrate the enemy base.
Les espions ont réussi à infiltrer la base ennemie.
C2 noun /ɪnˈtɛstəsi/

intestacy

décès sans testament
Meaning
The condition of dying without having made a valid will.
Example
His estate was divided according to the laws of intestacy.
Sa succession a été divisée selon les lois de l'intestat.
C1 adjective /ˈɜːrksəm/

irksome

énervant
Meaning
annoying or irritating
Example
Waiting in a long line is one of the most irksome tasks.
Attendre dans une longue file est l'une des tâches les plus énervantes.
C2 noun /ɪnˈtɜːrstɪs/

interstice

interstice
Meaning
a small space that lies between things
Example
Light filtered through the narrow interstices of the wall.
La lumière s'est filtrée à travers les étroites interstices du mur.
C1 adjective /ɪˈmjuː.tə.bəl/

immutable

inaltérable
Meaning
Unchangeable, permanent, or fixed
Example
The laws of physics are considered immutable.
Les lois de la physique sont considérées inaltérables.
C1 adjective /ɪˈneɪn/

inane

insensé, stupide
Meaning
lacking sense, meaning, or significance; silly or pointless
Example
The movie was criticized for its inane dialogue.
Le film a été critiqué pour ses dialogues insensés.
C2 noun /ɪnˈhɪərəns/

inherence

inhérence
Meaning
The state of being an essential or permanent part of something.
Example
The inherence of risk is part of every business venture.
L'inhérence du risque fait partie de chaque aventure d'entreprise.
C1 adjective /ɪnˈvɪnsəbl/

invincible

invincible
Meaning
too powerful to be defeated or overcome
Example
The team seemed invincible after winning ten matches in a row.
L'équipe semblait invincible après avoir gagné dix matchs d'affilée.
C1 noun /ˌaɪ.diˈɒl.ə.dʒi/

ideology

idéologie
Meaning
A system of ideas and ideals, especially one that forms the basis of economic or political theory and policy.
Example
Democracy is based on the ideology of freedom and equality.
La démocratie repose sur l'idéologie de la liberté et de l'égalité.
B2 verb aɪˈdɛntɪfaɪd

identified

identifié
Meaning
To recognize or establish who or what someone or something is.
Example
The root causes of the issue need to be identified.
Les causes profondes du problème doivent être identifiées.
C2 noun /ˌɪnkænˈteɪʃən/

incantation

incantation
Meaning
a series of words used as a magic spell or charm
Example
The wizard chanted an incantation to summon the spirits.
Le magicien a récité une incantation pour invoquer les esprits.
C1 noun /ˌɪnɪkˈspɪəriəns/

inexperience

inexpérience
Meaning
Lack of knowledge or skill in a particular activity or field.
Example
His inexperience in handling negotiations was evident.
Son inexpérience dans la gestion des négociations était évidente.
C2 noun /ˌɪnkəˈpæsəti/

incapacity

incapacité
Meaning
the lack of ability, power, or fitness to do something
Example
His mental incapacity prevented him from making important decisions.
Son incapacité mentale l'a empêché de prendre des décisions importantes.
C1 adjective /aɪˈreɪt/

irate

furieux
Meaning
Extremely angry.
Example
The customer became irate after waiting for hours.
Le client est devenu furieux après avoir attendu pendant des heures.
B2 noun /ɪnˈtɒlərəns/

intolerance

intolérance
Meaning
unwillingness to accept or endure beliefs, behaviors, or conditions different from one's own
Example
The leader was criticized for his intolerance toward other religions.
Le leader a été critiqué pour son intolérance envers les autres religions.
C1 noun /ɪnˈfɜː.mə.ti/

Infirmity

faiblesse; maladie; fragilité
Meaning
physical or mental weakness; a disease or ailment; frailty
Example
Despite his advanced age and various infirmities, he remained mentally sharp and alert.
Malgré son âge avancé et ses diverses infirmités, il est resté mentalement vif et alerte.
B2 noun ˌɪn.əˈveɪ.ʃən

innovation

innovation
Meaning
The action or process of innovating; a new method, idea, product, etc.
Example
Innovation drives solutions to global challenges.
L'innovation conduit à des solutions aux défis mondiaux.
C2 adjective /ɪmˈpɪəriəs/

imperious

impérieux
Meaning
Arrogantly domineering or overbearing.
Example
Her imperious tone made it hard for others to argue.
Son ton impérieux rendait difficile pour les autres de discuter.
B1 adjective ˌɪn.dɪˈpen.dənt

independent

indépendant
Meaning
Not depending on another for livelihood or subsistence; free from outside control; not subject to another's authority.
Example
An independent institution ensures transparency in governance.
Une institution indépendante garantit la transparence dans la gouvernance.
C1 adjective /ɪnˈkwɪzɪtɪv/

inquisitive

inquisitif
Meaning
Curious or eager to learn and ask questions.
Example
The inquisitive child asked endless questions about the stars.
L'enfant inquisitif a posé d'innombrables questions sur les étoiles.
B2 adjective /ˈɪnfɪnɪt/

infinite

infini
Meaning
limitless or endless in space, extent, or number
Example
The universe is often described as infinite.
L'univers est souvent décrit comme infini.
C1 noun /aɪˈdiː.ə.lɪ.zəm/

Idealism

Idéalisme
Meaning
the pursuit of high principles and noble goals; unrealistic pursuit of perfection
Example
His youthful idealism motivated him to join various social justice movements.
Son idéalisme juvénile l'a motivé à rejoindre divers mouvements de justice sociale.
C1 adjective /ɪnˈflæməˌtɔːri/

inflammatory

bonheur
Meaning
causing inflammation in the body; arousing anger, hostility, or strong emotion
Example
His inflammatory speech triggered protests across the city.
Elle ne pouvait pas cacher son bonheur lorsqu'elle a reçu le prix.
B2 noun /ˈɪn.vɔɪs/

Invoice

facture
Meaning
a list of goods sent or services provided, with a statement of the sum due for these
Example
The company sent an invoice for the office supplies delivered last week.
L'entreprise a envoyé une facture pour les fournitures de bureau livrées la semaine dernière.
C1 noun /ɪˈnɜː.ʃə/

Inertia

inertie; manque d'activité
Meaning
a tendency to do nothing or remain unchanged; lack of activity or movement
Example
The team's inertia prevented them from adapting to the rapidly changing market conditions.
L'inertie de l'équipe les a empêchés de s'adapter aux conditions du marché en évolution rapide.
C1 adjective ɪˈneɪt

Innate

inné ou naturel
Meaning
Existing from birth or natural
Example
She has an innate talent for music.
Elle a un talent inné pour la musique.
C1 verb /ɪmˈpiːd/

impede

entraver
Meaning
To obstruct or hinder the progress or development of something.
Example
Lack of funds can impede business growth.
Le manque de fonds peut entraver la croissance des entreprises.
C1 adjective /ɪmˈpɜːrtɪnənt/

impertinent

impertinent
Meaning
rude and showing a lack of respect
Example
It was impertinent of him to question the manager's decision.
C'était impertinent de sa part de remettre en question la décision du manager.
C2 verb /ˌɪntərˈlɒk/

interlock

emboîter
Meaning
to fit or connect together securely so that two or more things are joined
Example
The gears interlock to ensure smooth movement of the machine.
Les engrenages s'emboîtent pour assurer un mouvement fluide de la machine.
C2 noun /ˈɪn.fɪ.del/

Infidel

infidèle
Meaning
a person who does not believe in religion or whose religious beliefs differ from one's own
Example
In historical contexts, crusaders often referred to their enemies as infidels.
Dans des contextes historiques, les croisés se référaient souvent à leurs ennemis comme des infidèles.
C1 adjective /ɪˈnɜːrt/

inert

inactif
Meaning
lacking the ability or strength to move or act; chemically inactive
Example
The patient remained inert on the bed.
Le patient est resté inactif sur le lit.
C2 noun /ɪmˈpʌlʃən/

impulsion

impulsion
Meaning
a strong urge or drive to act; the act of impelling
Example
His impulsion to travel made him leave his job suddenly.
Son impulsion de voyager l'a poussé à quitter son travail soudainement.
C1 verb /ɪˈnɔːɡjʊreɪt/

inaugurate

inaugurer
Meaning
To formally begin or introduce something, especially with a ceremony.
Example
The mayor will inaugurate the new bridge tomorrow.
Le maire inaugurera le nouveau pont demain.
B1 noun ɪmˈpruːv.mənts

improvements

améliorations
Meaning
The action of making or becoming better; an instance of something becoming or being made better.
Example
Continuous improvements increase productivity.
Les améliorations continues augmentent la productivité.
C1 noun /ɪmˌpɜː.sənˈeɪ.ʃən/

impersonation

usurpation d'identité
Meaning
The action of pretending to be another person for the purpose of entertainment or fraud.
Example
Online impersonation is a serious cybercrime.
L'usurpation d'identité en ligne est un crime informatique grave.
C1 verb /ˈɪmplɪˌkeɪt/

implicate

impliquer
Meaning
To show someone’s involvement in a crime or wrongdoing.
Example
The evidence implicated several officials in the scandal.
Les preuves ont impliqué plusieurs responsables dans le scandale.
C1 verb /ɪnˈkrɪmɪˌneɪt/

incriminate

incriminer
Meaning
to make someone appear guilty of a crime or wrongdoing
Example
The new evidence could incriminate the suspect in the robbery case.
La nouvelle preuve pourrait incriminer le suspect dans l'affaire de vol.
A2 noun /ˈɪm.ɪdʒ/

Image

image; représentation; portrait
Meaning
a representation of the external form of a person or thing in art; a mental picture or impression
Example
The company worked hard to improve its public image after the scandal.
L'entreprise a travaillé dur pour améliorer son image publique après le scandale.
B2 adjective /ˌɪnsəˈfɪʃənt/

insufficient

insuffisant
Meaning
Not enough; inadequate.
Example
His explanation was insufficient to clear the confusion.
Son explication était insuffisante pour clarifier la confusion.
C1 adjective /ɪˈnuːmərəbəl/

Innumerable

innombrable; incalculable; infini
Meaning
too many to be counted; countless; infinite in number
Example
There are innumerable stars in the night sky that we cannot see with our naked eyes.
Il y a d'innombrables étoiles dans le ciel nocturne que nous ne pouvons pas voir à l'œil nu.
C2 adjective /ɪnˈvɪdiəs/

invidious

envieux
Meaning
likely to arouse resentment, envy, or anger in others
Example
The manager's invidious remarks created tension among the employees.
Les remarques envieuses du manager ont créé des tensions parmi les employés.
C1 adjective /ɪmˈpʌlsɪv/

impulsive

impulsif, spontané
Meaning
acting suddenly without careful thought
Example
She made an impulsive decision to buy the car.
Elle a pris une décision impulsive d'acheter la voiture.
C1 noun /ˈɪn.tə.mə.si/

Intimacy

intimité; proximité
Meaning
close familiarity or friendship; closeness; a private cozy atmosphere
Example
The couple valued the emotional intimacy they shared more than material possessions.
Le couple a plus apprécié l'intimité émotionnelle qu'ils partageaient que les biens matériels.
C2 noun /ɪˈnænɪti/

inanity

ineptie, absurdité
Meaning
a nonsensical remark or action; silliness; emptiness
Example
The speech was full of inanities that bored the audience.
Le discours était rempli d'inepties qui ennuyaient le public.
A2 noun /ˌɪn.trəˈdʌk.ʃən/

introduction

introduction
Meaning
the action of introducing something or someone; an opening or beginning part
Example
The professor gave a brief introduction before starting the lecture.
Le professeur a donné une brève introduction avant de commencer le cours.
A1 pronoun /ɪt/

it

ça
Meaning
used to refer to a thing, animal, or idea previously mentioned or easily identified
Example
It is raining outside.
Il pleut dehors.
C2 verb /ɪnˈdʒɛst/

ingest

ingérer
Meaning
To take food, drink, or another substance into the body, usually by swallowing.
Example
The patient must ingest the medicine with water.
Le patient doit ingérer le médicament avec de l'eau.
C2 verb /ɪnˈsɪnəˌreɪt/

incinerate

incinérer
Meaning
to burn something completely until it is reduced to ashes
Example
The city decided to incinerate the medical waste for safety.
La ville a décidé d'incinérer les déchets médicaux pour des raisons de sécurité.
C1 noun ɪnˌɛv.ɪ.təˈbɪl.ɪ.ti

inevitability

inévitabilité
Meaning
The quality of being certain to happen and impossible to avoid or prevent.
Example
The inevitability of change is a part of life.
L'inévitabilité du changement fait partie de la vie.
B2 noun /ˈɪnfənt/

infant

bambin
Meaning
A very young child or baby.
Example
The infant was sleeping peacefully in the cradle.
Le bébé dormait paisiblement dans le berceau.
C1 noun /ˌɪnækˈtɪvɪti/

inactivity

inactivité
Meaning
the state of not being active physically or mentally; lack of action
Example
Prolonged inactivity can negatively affect both physical and mental health.
Une inactivité prolongée peut nuire à la santé physique et mentale.
C2 adjective /ˌɪrɪˈdɛsənt/

iridescent

iridescent
Meaning
showing luminous colors that seem to change when seen from different angles
Example
She wore an iridescent dress that sparkled in the light.
Elle portait une robe iridescente qui scintillait à la lumière.
C1 noun /ɪmˈpjʊərəti/

impurity

impureté
Meaning
the state of being unclean or contaminated; a substance that makes something impure
Example
The scientist removed every impurity from the water sample.
Le scientifique a éliminé chaque impureté de l’échantillon d’eau.
C1 noun/verb /ˈɪnsɛns/

incense

encens / irriter
Meaning
a substance burned for its sweet smell (noun); to make very angry (verb)
Example
The smell of incense filled the temple, but his rude words incensed her.
L'odeur de l'encens remplissait le temple, mais ses mots impolis l'ont mise en colère.
C1 adjective /ɪˈlɪsɪt/

illicit

illicite
Meaning
Forbidden by law, rules, or custom.
Example
The police shut down the illicit drug operation.
La police a fermé l'opération de drogue illicite.
B2 adjective /ɪnˈsɛnsətɪv/

insensitive

insensible
Meaning
Showing or feeling no concern for others' feelings.
Example
His insensitive comment hurt her deeply.
Son commentaire insensible l'a profondément blessée.
C2 noun /ˌɪrɪˈdɛsəns/

iridescence

brillance iridescente
Meaning
a play of lustrous, changing colors like those of a rainbow
Example
The butterfly's wings shimmered with iridescence.
Les ailes du papillon brillaient d'une brillance iridescente.
B2 noun /ɪˈluː.ʒən/

Illusion

illusion
Meaning
a thing that is or is likely to be wrongly perceived or interpreted; a false idea or belief
Example
The magician created a spectacular illusion that made the elephant appear to vanish.
Le magicien a créé une illusion spectaculaire qui a fait apparaître l'éléphant disparaître.
B2 noun ɪnˈdʒʌstɪs

injustice

injustice
Meaning
Lack of fairness or justice; the practice of being unjust or unfair.
Example
The story portrays the injustices faced by the common people.
L'histoire dépeint les injustices subies par les gens ordinaires.
C1 adjective /ɪnˈhjuːmən/

Inhuman

inhumain
Meaning
lacking human qualities; cruel; brutal; savage
Example
The dictator's inhuman treatment of prisoners shocked the international community.
The dictator's inhuman treatment of prisoners shocked the international community.
C2 adjective /ˌɪnɪˈsɛnʃəl/

inessential

non essentiel
Meaning
not necessary or important; not essential
Example
The report removes all inessential details to stay focused.
Le rapport supprime les détails non essentiels pour rester concentré.
B1 adjective /ˈɪrɪteɪtɪŋ/

irritating

irritant
Meaning
causing annoyance, impatience, or mild anger
Example
The constant noise from the street is extremely irritating.
Le bruit constant de la rue est extrêmement irritant.
B2 verb /ɪmˈpoʊzd/

imposed

imposé
Meaning
forced something to be accepted or put in place
Example
The government imposed new regulations on the industry.
Le gouvernement a imposé de nouvelles régulations sur l'industrie.
C1 adjective /ɪnˈvɛntɪv/

inventive

inventif
Meaning
Having the ability to create or design new things or to think originally.
Example
The inventor was known for his inventive solutions to everyday problems.
L'inventeur était connu pour ses solutions inventives aux problèmes quotidiens.
C2 adjective /ɪnˈvaɪələt/

inviolate

inviolé
Meaning
free from violation, injury, or desecration; kept safe and untouched
Example
The ancient temple remained inviolate for centuries.
Le temple ancien est resté inviolé pendant des siècles.
B2 adjective ˌɪn.təˈræk.tɪv

interactive

interactif
Meaning
Allowing a two-way flow of information between it and a user, responding to the user's input.
Example
Interactive learning keeps students engaged in lessons.
L'apprentissage interactif maintient les étudiants engagés dans les leçons.
C1 noun /ɪnˈdʌstriəsnəs/

industriousness

diligence
Meaning
The quality of being hardworking and diligent.
Example
His industriousness earned him a promotion at work.
Sa diligence lui a valu une promotion au travail.
C2 adjective /ˌɪnɪkˈstɛnsəbl/

inextensible

inextensible
Meaning
Not capable of being stretched or extended.
Example
This rope is made of an inextensible material.
Cette corde est faite d’un matériau inextensible.
C1 noun /ɪmˈpɛdɪmənt/

impediments

obstacles
Meaning
A hindrance or obstruction in doing something; things that prevent progress or achievement.
Example
Economic impediments often hinder social development.
Les obstacles économiques entravent souvent le développement social.
C1 adjective ˌɪdiəsɪnˈkrætɪk

idiosyncratic

particulier et individuel
Meaning
Relating to idiosyncrasy; peculiar or individual.
Example
His idiosyncratic behavior set him apart from his colleagues.
Son comportement idiosyncratique le distinguait de ses collègues.
C1 adjective ɪnˈkʌm.bənt

incumbent

obligatoire
Meaning
necessary for (someone) as a duty or responsibility.
Example
It is incumbent upon all citizens to obey the law.
Il est obligatoire pour tous les citoyens d'obéir à la loi.
C1 adjective /ˌɪrɪˈspɛktɪv/

Irrespective

indifférent; sans tenir compte
Meaning
without taking something into account; regardless of
Example
All students will be treated equally, irrespective of their background.
Tous les étudiants seront traités de manière égale, indépendamment de leurs antécédents.
C1 adjective /ˈɪnsjələr/

insular

étroit d'esprit, relatif à une île
Meaning
Narrow-minded, isolated, or relating to an island.
Example
The community was criticized for its insular attitudes toward outsiders.
La communauté a été critiquée pour ses attitudes insulaires envers les étrangers.
A2 noun /ˈaɪtəm/

item

élément
Meaning
A single thing, object, or unit, often part of a list or collection.
Example
Each item on the list must be checked carefully.
Chaque élément de la liste doit être vérifié attentivement.
C2 adjective /ɪˈmɒdɪst/

immodest

prétentieux / indécent
Meaning
lacking humility or decency; excessively proud or improper
Example
His immodest remarks offended the audience.
Ses remarques prétentieuses ont offensé le public.
C2 adjective /ɪˈlɪmɪtəbl/

illimitable

illimité
Meaning
Without limits or bounds.
Example
The universe is often described as illimitable.
L'univers est souvent décrit comme illimité.
B2 noun ˌɪn.stəˈleɪ.ʃən

installation

installation
Meaning
The action or process of installing someone or something, or of being installed.
Example
The installation of the submarine cable is almost complete.
L'installation du câble sous-marin est presque terminée.
A2 adverb /ɪnˈdiːd/

indeed

en effet
Meaning
used to emphasize or confirm a statement
Example
It was a long journey indeed.
C'était un long voyage, en effet.
C2 noun /ˈɪndɪkənt/

indicant

indicateur
Meaning
Something that indicates or points to a fact or condition.
Example
High fever is often an indicant of infection.
La fièvre élevée est souvent un indicateur d'infection.
C2 noun /ɪmˌpɜːrtərbəˈbɪləti/

imperturbability

imperturbabilité
Meaning
The quality of being calm and not easily disturbed or upset.
Example
Her imperturbability during the crisis impressed everyone.
Son imperturbabilité pendant la crise a impressionné tout le monde.
C1 noun (plural) /ˈɪndɪˌsiːz/

indices

indices
Meaning
plural form of index; statistical measures or reference points used for comparison
Example
Stock market indices fell sharply after the announcement.
Les indices du marché boursier ont chuté fortement après l'annonce.
A2 adjective, noun /ɪˈtæliən/

italian

bonheur
Meaning
relating to Italy, its people, or its language; a person from Italy
Example
She loves Italian food.
Elle n'a pas pu cacher son bonheur lorsqu'elle a reçu le prix.
C2 adjective /ɪnˈkɑːdʒɪtənt/

incogitant

irréfléchi
Meaning
Lacking thought; inconsiderate or thoughtless.
Example
It was incogitant of him to make such a rude comment.
C'était incogitant de sa part de faire un commentaire aussi grossier.
C1 adjective /ɪnˈhɪbɪtɪd/

inhibited

inhibé
Meaning
Unable to act in a relaxed and natural way, especially due to self-consciousness or restraint.
Example
He was too inhibited to express his true feelings.
Il était trop inhibé pour exprimer ses vrais sentiments.
C1 verb /ɪmˈpɛl/

impel

inciter
Meaning
to drive, force, or urge someone to do something
Example
Her curiosity impelled her to open the mysterious box.
Sa curiosité l'a poussée à ouvrir la boîte mystérieuse.
C2 adjective ɪˈnɛfəbl

ineffable

ineffable
Meaning
Too great or extreme to be expressed or described in words.
Example
The beauty of the landscape was ineffable.
La beauté du paysage était ineffable.
C2 adjective /ɪˈrɛfrəɡəbəl/

irrefragable

irréfutable
Meaning
Impossible to refute, deny, or break
Example
The lawyer presented irrefragable evidence that proved his client’s innocence.
L'avocat a présenté des preuves irréfutables qui ont prouvé l'innocence de son client.
B1 verb /ɪnˈsɪst/

insist

insister
Meaning
to demand firmly; to state persistently
Example
He insisted on paying the bill.
Il a insisté pour payer l'addition.