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B2 noun ˈjuːnəti

unity

unité
Meaning
The state of being united or joined as a whole.
Example
Unity among people led to victory.
L'unité entre les gens a conduit à la victoire.
A1 noun /ˌjuːnɪˈvɜːrsɪti/

university

université
Meaning
an institution of higher education and research, which grants academic degrees
Example
She is studying law at the university.
Elle étudie le droit à l'université.
C1 adjective /ˌʌnəˈdɔːrnd/

unadorned

simple, sans décorations
Meaning
Plain and simple; not decorated.
Example
The room was unadorned, with only a table and a chair.
La pièce était simple, avec seulement une table et une chaise.
A2 verb /ʌpˈdeɪt/

update

mettre à jour
Meaning
to make something more modern or current; to provide new information
Example
Please update your software regularly.
Veuillez mettre à jour votre logiciel régulièrement.
B1 adjective /ʌnˈeɪ.bəl/

Unable

incapable
Meaning
lacking the power, skill, or means to do something
Example
He was unable to attend the meeting.
Il était incapable d'assister à la réunion.
C2 adjective /ˈʌndjʊleɪtɪŋ/

undulating

ondulant
Meaning
Having a smoothly rising and falling form or motion like waves.
Example
We drove through undulating hills.
Nous avons conduit à travers des collines ondulantes.
A2 adjective /ʌnˈhel.θi/

Unhealthy

malsain; pas sain
Meaning
harmful to health; not in good health; detrimental to well-being
Example
Eating too much fast food is unhealthy for your body.
Manger trop de fast food est malsain pour ton corps.
C1 adjective /ʌnˈweɪ.vər.ɪŋ/

unwavering

inébranlable
Meaning
Steady or resolute; not wavering.
Example
He showed unwavering dedication to his goal.
Il a montré un dévouement inébranlable à son objectif.
B2 adjective /ʌnˈlɔːfl/

Unlawful

illégal; illicite
Meaning
not authorized by law; illegal
Example
The court declared the search unlawful.
Le tribunal a déclaré que la perquisition était illégale.
C1 verb /ˌʌn.dəˈtʃɑːrdʒ/

undercharge

facturer moins
Meaning
To charge less than the correct or fair amount.
Example
The shopkeeper accidentally undercharged me for the groceries.
Le commerçant m'a accidentellement facturé moins pour les courses.
B1 adjective /ˌʌnˈpeɪd/

Unpaid

non payé; sans salaire
Meaning
not paid for; without payment or salary
Example
She worked as an unpaid intern for six months.
Elle a travaillé comme stagiaire non payée pendant six mois.
C1 adjective /ʌnˈɜːrθli/

unearthly

surnaturel
Meaning
Strange or unnatural in a way that seems not of this world
Example
The forest was filled with an unearthly glow.
La forêt était remplie d'une lueur surnaturelle.
B2 adjective /ˌʌndɪˈstɜːrbd/

Undisturbed

ininterrompu
Meaning
not interrupted or interfered with; calm and peaceful
Example
She slept undisturbed for eight hours.
Elle a dormi huit heures sans être dérangée.
B1 verb /ʌnˈlɒk/

unlock

déverrouiller
Meaning
to open something that is locked; to make something accessible or available
Example
She used the key to unlock the door.
Elle a utilisé la clé pour déverrouiller la porte.
A1 adjective /juːzd/

used

usé
Meaning
having already been used
Example
This is a used car.
C'est une voiture usée.
C2 adjective /ʌnˈɡeɪnli/

ungainly

maladroit
Meaning
Awkward, clumsy, or lacking grace in movement or appearance.
Example
The tall boy moved in an ungainly manner.
Le garçon grand s'est déplacé de manière maladroite.
C1 adjective /ˌʌnɪnˈhɪbɪtɪd/

uninhibited

désinhibé
Meaning
Not restrained or restricted; free in behavior or expression.
Example
She gave an uninhibited laugh at the joke.
Elle a éclaté d'un rire désinhibé à la blague.
C2 verb /juˈzɜrp/

usurp

usurper
Meaning
to take someone's position of power illegally or by force
Example
The general tried to usurp the king's throne.
Le général a tenté de usurper le trône du roi.
B2 adjective /juːˈnæn.ɪ.məs/

Unanimous

unanime
Meaning
fully in agreement; shared by all
Example
The committee reached a unanimous decision.
Le comité a pris une décision unanime.
C1 noun /ˈʌndərˌstʌdi/

understudy

sous-distributeur
Meaning
An actor who learns another's role to act as a replacement if needed.
Example
The understudy performed when the lead actor fell ill.
Le sous-distributeur a joué lorsque l'acteur principal est tombé malade.
C1 adjective ʌnˈmætʃt

unmatched

incomparable
Meaning
Not equaled or rivaled by any other; without equal.
Example
The freedom fighters showed unmatched bravery.
Les combattants de la liberté ont montré un courage incomparable.
B1 noun /ʌnˈhæp.i.nəs/

unhappiness

malheur
Meaning
the state of being unhappy; sadness or dissatisfaction
Example
Her constant unhappiness affected everyone around her.
Son malheur constant affectait tous ceux qui l'entouraient.
B2 noun /ˈʌndərˌteɪkɪŋ/

undertaking

entreprise
Meaning
A task, project, or responsibility that someone agrees to do.
Example
Starting a new company is a difficult undertaking.
Lancer une nouvelle entreprise est une entreprise difficile.
B2 adjective /ʌnˈkɒn.ʃəs/

Unconscious

inconscient; évanoui
Meaning
not awake and aware of one's surroundings; done or existing without one realizing
Example
The patient was unconscious for several hours after the surgery.
Le patient était inconscient pendant plusieurs heures après l'opération.
B2 noun /ʌnˈkaɪndnəs/

unkindness

méchanceté
Meaning
lack of kindness; cruel or inconsiderate behavior
Example
His unkindness hurt her feelings deeply.
Sa méchanceté a profondément blessé ses sentiments.
B2 adjective /ʌnhaɪˈdʒiːnɪk/

Unhygienic

insalubre; manque de propreté
Meaning
not clean; lacking proper sanitation
Example
The restaurant was closed due to unhygienic conditions in the kitchen.
Le restaurant a été fermé en raison de conditions insalubres dans la cuisine.
B1 noun /juːˈten.səlz/

Utensils

ustensiles
Meaning
tools or implements used for cooking, eating, or serving food
Example
Please wash all the cooking utensils after preparing dinner.
Veuillez laver tous les ustensiles de cuisine après avoir préparé le dîner.
C1 adjective /ˌʌn.əˈdʌl.tə.reɪ.tɪd/

Unadulterated

pur
Meaning
not mixed or diluted with any different or extra elements; pure
Example
She felt unadulterated joy when she heard the news.
Elle a ressenti une joie pure lorsqu'elle a entendu la nouvelle.
A1 preposition/conjunction /ʌnˈtɪl/

until

jusqu'à
Meaning
up to the time of
Example
I will wait until you come back.
J'attendrai jusqu'à ce que tu reviennes.
C1 adjective ʌnˈskruːpjʊləs

unscrupulous

démoralisé
Meaning
Having or showing no moral principles; not honest or fair.
Example
Unscrupulous peers can lead adolescents to delinquency.
Les pairs démoralisés peuvent pousser les adolescents à la délinquance.
C2 adjective /ʌnəˈpiːzd/

unappeased

insatisfait
Meaning
Not satisfied or calmed; still feeling discontent or anger
Example
Despite the apology, she remained unappeased.
Malgré les excuses, elle est restée insatisfaite.
C2 noun /ˌjuːzɜːrˈpeɪʃən/

usurpation

usurpation
Meaning
The act of taking someone's power or property illegally or by force.
Example
The general's usurpation of the presidency led to political unrest.
L'usurpation de la présidence par le général a conduit à des troubles politiques.
C1 noun /ˈʌndərdɒɡ/

underdog

outsider
Meaning
a competitor thought to have little chance of winning; a weaker party in a contest
Example
The underdog team surprised everyone by winning the championship.
L'équipe outsider a surpris tout le monde en gagnant le championnat.
B2 adverb /ˈʌt.ə.li/

Utterly

totalement; absolument; complètement
Meaning
completely; absolutely; totally
Example
The movie was utterly boring and I fell asleep.
Le film était complètement ennuyeux et je me suis endormi.
B1 adjective /ʌnˈsɜːrtən/

Uncertain

incertain
Meaning
not able to be relied on; not known or definite; not having reliable knowledge
Example
I am uncertain about my future career plans.
Je suis incertain de mes plans de carrière futurs.
B2 adjective /ʌnˈwel.kəm/

Unwelcome

désagréable; non désiré; indésirable
Meaning
not wanted or accepted; not invited or pleasant
Example
The unwelcome news ruined their vacation plans.
Les mauvaises nouvelles ont ruiné leurs plans de vacances.
B2 adjective /ʌnˈiːkwəl/

Unequal

inégal; injuste;
Meaning
not the same in quantity, size, or value; not fair or just
Example
The distribution of wealth is unequal in many countries.
La distribution de la richesse est inégale dans de nombreux pays.
C2 adjective /ʌnˈspɛərɪŋ/

unsparing

implacable
Meaning
Showing no mercy or generosity; harsh or severe.
Example
The critic was unsparing in his review of the play.
Le critique était implacable dans sa critique de la pièce.
C2 noun /ˈɜːrtʃɪn/

urchin

gamin des rues
Meaning
a mischievous or poorly dressed child, often from the streets
Example
The ragged urchins played by the riverbank.
Les gamins en haillons jouaient au bord de la rivière.
B2 adjective /ˈʌl.tɪ.mət/

Ultimate

final; suprême; ultime
Meaning
being the best or most extreme example of its kind; final; last
Example
This is the ultimate test of your skills.
C'est le test ultime de vos compétences.
B2 adjective /ʌnˈfɪt/

Unfit

inapte; inapproprié;
Meaning
not in good physical condition; unsuitable or inappropriate
Example
He was declared unfit for military service due to his poor health.
Il a été déclaré inapte pour le service militaire en raison de sa mauvaise santé.
C2 adjective /ˌʌltrəˈmʌndeɪn/

ultramundane

ultramondain
Meaning
Relating to things beyond the physical world; supernatural or transcendental.
Example
Philosophers often discuss ultramundane realities beyond human perception.
Les philosophes discutent souvent des réalités ultramondaines au-delà de la perception humaine.
C2 adjective /ˈʌndjʊləs/

undulous

ondulé
Meaning
Having a wavy surface or form.
Example
The artist painted the undulous sea at sunset.
L'artiste a peint la mer ondulée au coucher du soleil.
B2 adjective /ʌnˈwɪl.ɪŋ/

Unwilling

réticent; récalcitrant;
Meaning
not ready to do something; reluctant; not wanting to do
Example
He was unwilling to share his secret with anyone.
Il ne voulait pas partager son secret avec qui que ce soit.
C2 noun /ʌnˈkloʊðɪŋ/

unclothing

déshabillage
Meaning
the act or process of removing clothing
Example
The child quickly ran inside for unclothing after playing in the mud.
L'enfant est rapidement allé à l'intérieur pour le déshabillage après avoir joué dans la boue.
C1 adjective /ˌʌnkɒnstɪˈtuːʃənəl/

Unconstitutional

inconstitutionnel
Meaning
not in accordance with a political constitution; violating constitutional principles
Example
The court declared the new law unconstitutional.
Le tribunal a déclaré que la nouvelle loi était inconstitutionnelle.
C1 adjective /ˌʌnbɪˈliːvɪŋ/

unbelieving

incrédule
Meaning
Not willing or able to believe; skeptical or doubtful
Example
She gave him an unbelieving look when he claimed to have met a celebrity.
Elle lui a lancé un regard incrédule lorsqu'il a affirmé avoir rencontré une célébrité.
C2 adjective /ˌʌnɪkˈsɛpʃənəbl/

unexceptionable

irréprochable
Meaning
Not open to objection; acceptable and unobjectionable
Example
His behavior was unexceptionable throughout the event.
Son comportement était irréprochable tout au long de l'événement.
B2 noun /ˈɜː.dʒən.si/

Urgency

urgence
Meaning
the quality of requiring immediate action or attention; pressing importance
Example
The urgency of the situation required immediate medical attention.
L'urgence de la situation nécessitait une attention médicale immédiate.
B1 adjective /ˈɜːrdʒənt/

Urgent

urgent
Meaning
requiring immediate action or attention; pressing
Example
The patient needs urgent medical attention.
Le patient a besoin d'une attention médicale urgente.
C1 adjective /ʌnˈsaɪtli/

unsightly

désagréable
Meaning
Unpleasant to look at; ugly.
Example
The garbage pile created an unsightly view in the park.
Le tas d'ordures a créé une vue désagréable dans le parc.
C2 noun/verb /ˈʌpˌkæst/

upcast

lancer vers le haut
Meaning
Verb: To cast or throw upward. Noun: Something thrown or directed upward.
Example
The fisherman upcast his net into the air.
Le pêcheur a lancé son filet dans les airs.
C1 adjective /ˌjuːnɪˈsɛljʊlər/

unicellular

unicellulaire
Meaning
Consisting of a single cell.
Example
Amoebas are unicellular organisms.
Les amibes sont des organismes unicellulaires.
C1 adjective /ʌnˈmɒdɪfaɪd/

unmodified

non modifié
Meaning
not changed from its original form or state
Example
The data was used in its unmodified form for analysis.
Les données ont été utilisées sous leur forme non modifiée.
B1 verb /ʌnˈpæk/

unpack

déballer
Meaning
to remove items from a container; to explain or analyze something in detail
Example
After arriving home, she began to unpack her suitcase.
Après être rentrée à la maison, elle a commencé à déballer sa valise.
C2 noun /ˈʌn.dɚˌstɔː.ri/

understory

végétation inférieure
Meaning
The layer of vegetation beneath the main canopy of a forest.
Example
The understory of a rainforest is home to small mammals and insects.
La végétation inférieure d'une forêt tropicale est le foyer de petits mammifères et d'insectes.
C1 noun /ˈʌndərˌteɪkər/

undertaker

employé des pompes funèbres
Meaning
A person whose job is to prepare the dead for burial and arrange funerals.
Example
The undertaker prepared the body for the funeral service.
L'employé des pompes funèbres a préparé le corps pour le service funéraire.
B2 adjective /ˌʌnəˈweər/

Unaware

inconscient; ignorant; sans savoir
Meaning
not knowing or realizing; having no knowledge of something
Example
She was completely unaware of the danger.
Elle était complètement inconsciente du danger.
C1 adjective ʌnɪnˈhæbɪtəbəl

uninhabitable

inhabitable
Meaning
Not suitable or safe for people to live in.
Example
Rapid urbanization can make cities uninhabitable.
L'urbanisation rapide peut rendre les villes inhabitables.
B1 adjective /ʌnɪmˈplɔɪd/

Unemployed

chômeur
Meaning
without a job; not having paid work
Example
He has been unemployed for six months now.
Il est au chômage depuis six mois.
B2 adverb /ʌnˈnesəserəli/

Unnecessarily

inutillement
Meaning
to a greater extent than is needed; without necessity
Example
Don't worry unnecessarily about the exam.
Ne t'inquiète pas inutilement pour l'examen.
C1 adjective /ˌʌnprɪˈtɛnʃəs/

unpretentious

modeste
Meaning
modest; not attempting to impress others with appearance or importance
Example
She lives in an unpretentious home but is very happy.
Elle vit dans une maison modeste mais est très heureuse.
A1 pronoun /ʌs/

us

nous
Meaning
used to refer to the speaker and one or more other people as the object of a verb or preposition
Example
She gave us a gift.
Elle nous a donné un cadeau.
B2 verb /ʌnˈkʌvə(r)/

uncover

découvrir
Meaning
to reveal something that was hidden or secret
Example
The investigation uncovered new evidence.
L'enquête a découvert de nouvelles preuves.
B2 adjective /ˌʌnˈkɔːrdɪneɪtɪd/

uncoordinated

désordonné; non coordonné
Meaning
lacking coordination, not well-organized or clumsy in movement
Example
His movements were uncoordinated, making him prone to accidents.
Ses mouvements étaient désordonnés, ce qui le rendait sujet aux accidents.
C1 verb /ʌnˈnɜːrv/

unnerve

perdre confiance
Meaning
to make someone lose confidence, courage, or composure
Example
The hostile questions began to unnerve the witness.
Les questions hostiles ont commencé à déstabiliser le témoin.
C1 adjective /ʌnˈkɒm.prə.maɪ.zɪŋ/

Uncompromising

intransigeant, inflexible
Meaning
unwilling to change one's views or to agree about something; showing an unwillingness to make concessions to others
Example
He was uncompromising in his demand for a full apology.
Il était intransigeant dans sa demande d'excuses complètes.
C1 adjective /ʌnˈsɪvəlaɪzd/

Uncivilized

non civilisé; sauvage;
Meaning
not developed in terms of civilization; lacking social organization and culture; barbarous
Example
The explorers encountered an uncivilized tribe deep in the Amazon rainforest.
Les explorateurs ont rencontré une tribu non civilisée au cœur de la forêt amazonienne.
C1 noun /ʌpˈhiːvəl/

upheaval

bouleversement
Meaning
a violent or sudden change or disruption to something
Example
The company faced a major upheaval after the sudden resignation of its CEO.
L'entreprise a connu un grand bouleversement après la démission soudaine de son PDG.
B2 adjective /ʌnˈbæləns/

Unbalanced

déséquilibré; instable
Meaning
not balanced; lacking stability or equilibrium; mentally unstable
Example
The unbalanced table kept wobbling.
La table déséquilibrée continua à osciller.
B1 adverb /ʌnˈjuːʒuəli/

unusually

de manière inhabituelle
Meaning
in a way that is not typical or expected; to an uncommon degree
Example
It was unusually cold for this time of year.
Il faisait inhabituellement froid pour cette période de l'année.
A1 adverb /ˈjuː.ʒu.ə.li/

Usually

habituellement; normalement
Meaning
in most cases; generally; as a rule
Example
I usually wake up at 7 AM every morning.
Je me réveille généralement à 7 h tous les matins.
B2 adjective /ʌnˈraɪp/

Unripe

immature
Meaning
not fully developed or matured; not ready to be eaten
Example
The unripe bananas will turn yellow in a few days.
Les bananes non mûres deviendront jaunes dans quelques jours.
C2 adverb /ʌnˈɜːrɪŋli/

unerringly

sans erreur
Meaning
Without making any mistakes; always accurate
Example
The archer aimed unerringly at the target.
L'archer a visé sans erreur la cible.
C1 noun /ˌʌl.tɪˈmeɪ.təm/

Ultimatum

ultimatum
Meaning
a final demand or statement of terms, the rejection of which will result in retaliation
Example
The boss gave him an ultimatum: improve or be fired.
Le patron lui a donné un ultimatum : améliorez-vous ou vous serez renvoyé.
B2 adjective /ʌnˈhɜːd/

Unheard

inouï; inconnu
Meaning
not heard or listened to; not given a hearing; unknown or unfamiliar
Example
His complaints went unheard by the management.
Ses plaintes sont passées inaperçues par la direction.
B2 adjective /ʌnˈsuːtəbl/

Unsuitable

inapproprié; inapte
Meaning
not fitting or appropriate for a particular purpose or situation
Example
This formal dress is unsuitable for a casual beach party.
Cette robe formelle est inappropriée pour une fête de plage décontractée.
B2 adverb /ʌnˈkɒnʃəsli/

unconsciously

inconsciemment
Meaning
without being aware of one's actions or surroundings
Example
She unconsciously tapped her foot to the rhythm of the music.
Elle tapotait inconsciemment son pied au rythme de la musique.
C1 noun /ˌjuːnɪˈfɔːrməti/

Uniformity

uniformité; consistance; égalité
Meaning
the quality of being uniform; consistency or sameness
Example
The uniformity of the design created a pleasing visual effect.
L'uniformité du design a créé un effet visuel attrayant.
C1 adjective /ˌʌndərˈsteɪtɪd/

understated

sous-estimé
Meaning
Presented in a subtle and restrained way.
Example
She wore an elegant but understated dress.
Elle portait une robe élégante mais sous-estimée.
A1 noun /ˈʌŋkəl/

uncle

oncle
Meaning
the brother of one's father or mother
Example
My uncle is visiting us next week.
Mon oncle nous rendra visite la semaine prochaine.
A1 adjective /ˈjuːs.fəl/

Useful

utile; pratique
Meaning
having a beneficial purpose; practical
Example
This tool is very useful for fixing problems.
Cet outil est très utile pour résoudre des problèmes.
C2 adjective /ʌnˈælɔɪd/

unalloyed

pur
Meaning
Pure, complete, and not mixed with anything else.
Example
She felt unalloyed joy at the news of her success.
Elle a ressenti une joie pure en entendant la nouvelle de son succès.
C1 noun /ʌnɪmˈpɔːrtəns/

unimportance

insignifiance
Meaning
the state or quality of being insignificant or not important
Example
He dismissed the issue with a sense of unimportance.
Il a rejeté la question avec un sentiment de non-importance.
C2 verb /ʌnˈkloʊð/

unclothe

déshabiller; enlever les vêtements
Meaning
to remove clothing from someone or something
Example
The nurse helped unclothe the patient for the examination.
L'infirmière a aidé à déshabiller le patient pour l'examen.
C1 noun /ˈʌp.ʃɒt/

Upshot

résultat; conclusion
Meaning
the final result or outcome of a series of events; conclusion
Example
The upshot of the meeting was a decision to postpone the project.
L'issue de la réunion a été une décision de reporter le projet.
C2 adjective /ˌʌn.təˈwɔːrd/

untoward

inattendu
Meaning
Unexpected and inappropriate or inconvenient.
Example
The meeting ended without any untoward incidents.
La réunion s'est terminée sans incidents inattendus.
C1 adjective /ʌnˈtʌtʃəbəl/

Untouchable

intouchable; au-delà de la critique ou de l'attaque
Meaning
not able to be touched or affected; beyond criticism or attack
Example
The CEO seemed untouchable despite the scandal.
Le PDG semblait intouchable malgré le scandale.
C1 verb /ʌnˈmɑːsk/

unmask

démasquer
Meaning
to remove a mask or covering; to reveal the true identity, nature, or intentions of someone or something
Example
The investigation helped unmask the real culprit behind the crime.
L’enquête a permis de démasquer le vrai coupable du crime.
B2 adjective /ˌʌnɪnˈfɔːrmd/

uninformed

mal informé
Meaning
lacking knowledge or awareness about a particular subject; not educated or informed
Example
The decision was made by an uninformed committee.
La décision a été prise par un comité mal informé.
C1 verb /ʌnˈkɔrk/

uncork

déboucher
Meaning
To remove the cork from a bottle; to open a bottle, especially of wine
Example
He uncorked the wine and poured a glass for everyone.
Il a débouché le vin et a servi un verre à tout le monde.
B2 adjective /ʌnˈtʃeɪndʒɪŋ/

unchanging

inchangé
Meaning
remaining the same over time; not changing
Example
Her love for her family was unchanging throughout the years.
Son amour pour sa famille est resté inchangé au fil des ans.
C1 adjective /ʌnˈtɛnəbl/

untenable

intenable
Meaning
not able to be maintained or defended against attack or objection
Example
The politician resigned when his position became untenable.
Le politicien a démissionné lorsque sa position est devenue intenable.
B2 verb /ˌʌndərˈɛstɪmeɪt/

underestimate

sous-estimer
Meaning
To judge something as less important or smaller than it really is.
Example
Never underestimate the power of teamwork.
Ne sous-estimez jamais la puissance du travail d'équipe.
B2 adjective /ʌnəˈfreɪd/

unafraid

intrépide
Meaning
Not feeling fear; brave or courageous
Example
She walked into the dark room, unafraid of what might be inside.
Elle est entrée dans la pièce sombre, intrépide de ce qui pourrait être à l'intérieur.
C1 adjective /ʌnˈkwes.tʃən.ə.bl̩/

Unquestionable

indiscutable; certain
Meaning
not able to be disputed or doubted; certain and beyond doubt
Example
Her honesty and integrity are unquestionable qualities.
Son honnêteté et son intégrité sont des qualités indiscutables.
B1 adjective /ʌnˈlaɪk/

Unlike

différent; pas similaire
Meaning
different from; not similar to
Example
Unlike his brother, he prefers quiet activities.
Contrairement à son frère, il préfère les activités calmes.
B2 adjective /ʌnˌkənˈdɪʃ.ən.əl/

Unconditional

inconditionnel
Meaning
not subject to any conditions; complete and absolute
Example
She offered her unconditional support to her friend in need.
Elle a offert son soutien inconditionnel à son ami dans le besoin.
B2 adverb /ˈɜːrdʒəntli/

urgently

d'urgence
Meaning
in a way that requires immediate attention or action
Example
The patient urgently needs medical attention.
Le patient a besoin d'une attention médicale d'urgence.
B1 noun /ˈjuːnjən/

Union

union
Meaning
the action of joining or combining; a political unit formed from separate states
Example
The union of the two companies created a powerful corporation.
L'union des deux entreprises a créé une puissante société.
A2 noun /ˈʌndərweər/

underwear

sous-vêtements
Meaning
Clothing worn beneath outer clothes, typically next to the skin.
Example
He bought new underwear for the trip.
Il a acheté de nouveaux sous-vêtements pour le voyage.
B2 adjective /ʌnˈfeɪθ.fəl/

Unfaithful

infidèle
Meaning
not loyal or true to a spouse, partner, or commitment
Example
He was unfaithful to his wife for many years.
Il a été infidèle à sa femme pendant de nombreuses années.
C1 adjective /ˌʌnˈɪntɪmeɪtɪŋ/

unintimating

sans indices
Meaning
Not giving a hint or suggestion; not indicating.
Example
His unintimating tone gave no clue of his true feelings.
Son ton sans indices n'a donné aucun indice de ses véritables sentiments.
B2 adjective /ʌnˈtʃeɪndʒəbəl/

Unchangeable

inchangable; fixe;
Meaning
not able to be changed or altered; fixed and permanent
Example
The laws of physics are unchangeable principles that govern the universe.
Les lois de la physique sont des principes inchangables qui gouvernent l'univers.
B2 adjective /ˌʌndɪˈzaɪərəbl/

Undesirable

indésirable; nuisible; désagréable
Meaning
not wanted or wished for; harmful or unpleasant
Example
The new policy had several undesirable consequences.
La nouvelle politique a eu plusieurs conséquences indésirables.
B1 verb /juˈnaɪt/

unite

unir
Meaning
to join together or combine; to bring people or things together
Example
The crisis helped unite the community.
La crise a aidé à unir la communauté.
C1 noun /ˈʌp.raɪt.nəs/

Uprightness

rectitude; intégrité
Meaning
the quality of being honest and morally correct; integrity
Example
His uprightness in business dealings earned him great respect.
Sa droiture dans les affaires lui a valu un grand respect.
B2 adverb juːˈnæn.ɪ.məs.li

unanimously

unanime
Meaning
With the agreement of all people involved; without opposition.
Example
The proposal was unanimously accepted.
La proposition a été acceptée à l'unanimité.
B2 adjective /ʌnprəˈfɛʃ.ən.əl/

Unprofessional

non professionnel
Meaning
not conforming to the standards expected in a particular profession
Example
His unprofessional behavior led to his dismissal from the company.
Son comportement non professionnel a conduit à son licenciement de l'entreprise.
B2 adjective /ʌnˈbaɪəst/

unbiased

impartiale
Meaning
Not showing prejudice; impartial and fair.
Example
The report gave an unbiased view of the situation.
Le rapport a donné un point de vue impartial de la situation.
C1 adjective /ʌnˈruːli/

Unruly

désordonné; indiscipliné;
Meaning
difficult to control or manage; disorderly and disruptive
Example
The unruly crowd refused to follow the safety instructions.
La foule indisciplinée a refusé de suivre les instructions de sécurité.
C1 adjective /ʌnˈtaɪərɪŋ/

Untiring

inlassable; persévérant; infatigable
Meaning
continuing without stopping; persistent; tireless
Example
Her untiring efforts finally led to success.
Ses efforts inlassables ont finalement conduit au succès.
C2 adjective /ɜːrˈbeɪn/

urbane

urbain
Meaning
showing polished manners, refinement, and sophistication
Example
He was an urbane gentleman who charmed everyone at the party.
C'était un gentleman urbain qui a charmé tout le monde à la fête.
C2 noun /ˈjuːʒəri/

usury

usure
Meaning
The practice of lending money at unreasonably high interest rates.
Example
The law strictly prohibits usury.
La loi interdit strictement l'usure.
B1 adjective /ʌnˈkaʊntəbəl/

Uncountable

innombrable; infini
Meaning
too many to be counted; innumerable; infinite in quantity
Example
There are uncountable stars in the night sky.
Il y a des étoiles innombrables dans le ciel nocturne.
B2 adjective /ˌʌnrɪˈlaɪəbl/

Unreliable

non fiable; ne peut être fait confiance ou dépendre de
Meaning
not dependable; not able to be trusted or relied upon
Example
The old car is unreliable and breaks down frequently.
La vieille voiture est peu fiable et tombe souvent en panne.
A2 adjective /ˈʌɡ.li/

Ugly

laid; repoussant; horrible
Meaning
unpleasant or repulsive in appearance; morally reprehensible
Example
The old building looked ugly after years of neglect.
Le vieux bâtiment avait l'air laid après des années de négligence.
B2 adjective /ˌʌnɪˈmædʒənəbəl/

Unimaginable

inimaginable
Meaning
impossible to conceive; beyond imagination
Example
The scale of destruction was unimaginable until we saw it firsthand.
L'échelle de la destruction était inimaginable jusqu'à ce que nous le voyions de nos propres yeux.
C1 adjective /ˌʌnrɪˈkwaɪtɪd/

unrequited

non réciproque
Meaning
Not returned or reciprocated, especially in the context of love or affection.
Example
He suffered from unrequited love for years.
Il a souffert d'un amour non réciproque pendant des années.
B2 adjective /ʌnˈsiːn/

Unseen

invisible; non vu ou remarqué auparavant
Meaning
not previously seen or noticed; invisible; hidden
Example
The unseen forces of nature can be very powerful.
Les forces invisibles de la nature peuvent être très puissantes.
C2 adjective /ˈʌŋk.tʃu.əs/

unctuous

flatteur
Meaning
Excessively flattering or ingratiating; oily in texture.
Example
His unctuous tone made everyone uncomfortable.
Son ton flatteur a mis tout le monde mal à l'aise.