infest
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN Englisch BN Bengali HI Hindi ES Spanisch FR Französisch DE Deutsch RU Russisch ZH Chinesisch JA Japanisch
All Vocabulary Cards All Vocabularies
C1 verb /ɪnˈfɛst/

infest

befallen
Meaning
to overrun in large numbers, especially so as to cause damage or discomfort
Example
The old house was infested with rats.
Das alte Haus war von Ratten befallen.
C1 adjective /ɪˈniː.bri.eɪ.tɪd/

inebriated

betrunken
Meaning
under the influence of alcohol; drunk
Example
He stumbled into the room completely inebriated.
Er stolperte betrunken ins Zimmer.
C1 noun /ɪnˈhɛrɪtər/

inheritor

Erbe
Meaning
a person who receives money, property, or a title when someone dies
Example
She became the inheritor of her family's estate.
Sie wurde die Erbin des Familienvermögens.
C1 noun /ˌɪm.pəˈzɪʃ.ən/

Imposition

Auferlegung; Last; ungerechte Forderung
Meaning
the action or process of imposing something or of being imposed; an unfair burden or demand
Example
The imposition of new taxes without consultation angered the citizens greatly.
Die Auferlegung neuer Steuern ohne Beratung verärgerte die Bürger erheblich.
C1 adjective /ɪmˈpʌlsɪv/

impulsive

impulsiv, spontan
Meaning
acting suddenly without careful thought
Example
She made an impulsive decision to buy the car.
Sie traf eine impulsive Entscheidung, das Auto zu kaufen.
C1 verb /ɪnˈfjuːz/

infuse

infundieren
Meaning
to fill or spread through something; to instill a quality, idea, or feeling
Example
The teacher tried to infuse her students with a love for reading.
Die Lehrerin versuchte, ihren Schülern eine Liebe zum Lesen zu infundieren.
C1 adjective /ˈɜːrksəm/

irksome

ärgerlich
Meaning
annoying or irritating
Example
Waiting in a long line is one of the most irksome tasks.
In einer langen Schlange zu warten ist eine der ärgerlichsten Aufgaben.
C1 adjective /aɪˈdɪlɪk/

idyllic

idyllisch und schön
Meaning
Like an idyll; extremely happy, peaceful, or picturesque.
Example
They enjoyed an idyllic vacation by the sea.
Sie genossen einen idyllischen Urlaub am Meer.
C1 noun /ɪˌluːmɪˈneɪʃən/

illumination

Beleuchtung
Meaning
the act of lighting something or making something clear
Example
The street was filled with bright illumination from the lamps.
Die Straße war durch die Lampen von hellem Licht erfüllt.
C1 adjective /ˌɪnɪkˈsplɪkəbl/

inexplicable

unverständlich
Meaning
Impossible to explain or understand.
Example
The sudden disappearance of the file was inexplicable.
Das plötzliche Verschwinden der Datei war unverständlich.
C1 adjective /ˌɪndɪˈstɪŋkt/

indistinct

undeutlich
Meaning
Not clear or sharply defined; vague or blurred.
Example
The sound of voices was indistinct in the distance.
Der Klang der Stimmen war in der Ferne undeutlich.
C1 noun /ɪmˌpɜː.sənˈeɪ.ʃən/

impersonation

Identitätsdiebstahl
Meaning
The action of pretending to be another person for the purpose of entertainment or fraud.
Example
Online impersonation is a serious cybercrime.
Online-Identitätsdiebstahl ist ein ernstes Cyberverbrechen.
C1 noun /ˌɪndɪˈdʒɛstʃən/

indigestion

Verdauungsstörung
Meaning
Discomfort or pain in the stomach associated with difficulty in digesting food.
Example
He avoided spicy food because it often gave him indigestion.
Er vermied scharfes Essen, weil es ihm oft Verdauungsstörungen verursachte.
C1 adjective /ɪnˈtrɛpɪd/

intrepid

unerschrocken
Meaning
fearless and adventurous, often used humorously
Example
The intrepid traveler explored the jungle alone.
Der unerschrockene Reisende erkundete den Dschungel alleine.
C1 noun ɪnˈsɛpʃən

inception

Inception
Meaning
The establishment or starting point of an institution or activity.
Example
The inception of the company marked a new era in the industry.
Die Inception des Unternehmens markierte eine neue Ära in der Industrie.
C1 adjective /ɪnˈtɜːrmənəbl/

interminable

unendlich
Meaning
Seemingly endless; having no apparent end.
Example
The meeting felt interminable and exhausting.
Das Treffen schien unendlich und ermüdend.
C1 adjective /ɪnˈfriːkwənt/

infrequent

selten
Meaning
Happening rarely or not often.
Example
He made infrequent visits to his hometown after moving abroad.
Er machte seltene Besuche in seiner Heimatstadt, nachdem er ins Ausland gezogen war.
C1 adjective ˌɪm.pəˈsɛp.tɪ.bəl

imperceptible

unmerklich
Meaning
So subtle or gradual that it is difficult to notice or perceive
Example
The changes in his behavior were imperceptible at first.
Die Veränderungen in seinem Verhalten waren anfangs unmerklich.
C1 noun/verb /ˈɪmprɪnt/

imprint

Prägung
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.
Das Ereignis hinterließ eine unauslöschliche Prägung in der Geschichte der Stadt.
C1 adjective /ɪnˈæk.tɪv/

Inactive

inaktiv
Meaning
not active; not working; dormant; idle
Example
The volcano has been inactive for over a century.
Der Vulkan ist seit über einem Jahrhundert inaktiv.
C1 noun /ˈɪnflʌks/

influx

Zufluss
Meaning
A large arrival or flow of people or things.
Example
The city experienced an influx of tourists during the festival.
Die Stadt erlebte einen Zufluss von Touristen während des Festivals.
C1 noun ˌɪndɪˈspensəbl̩ ˈkɒmpɪtənsi

indispensable competency

unverzichtbare Kompetenz
Meaning
Essential skill or ability that cannot be done without; a crucial capability that is absolutely necessary.
Example
Digital literacy is an indispensable competency in the 21st century.
Digitale Kompetenz ist eine unverzichtbare Kompetenz im 21. Jahrhundert.
C1 adjective /ɪˈnɛpt/

inept

ungeschickt
Meaning
lacking skill or ability; clumsy or incompetent
Example
His inept handling of the situation made it worse.
Sein ungeschicktes Handling der Situation machte sie schlimmer.
C1 adjective /ɪˈrɛfjʊtəbəl/

Irrefutable

unwiderlegbar
Meaning
impossible to deny or disprove; undeniable
Example
The evidence against him was irrefutable.
Der Beweis gegen ihn war unwiderlegbar.
C1 noun /ɪnˈvɜːrʒən/

inversion

Inversion
Meaning
A reversal of the normal order, position, or relationship.
Example
In poetry, inversion is often used to create emphasis.
In der Poesie wird die Inversion oft verwendet, um Nachdruck zu verleihen.
C1 noun /ɪmˈprɪzənmənt/

imprisonment

Inhaftierung
Meaning
the act of putting someone in prison; the state of being confined as punishment
Example
He faced imprisonment for violating the court order.
Er musste wegen Missachtung der Gerichtsordnung mit Inhaftierung rechnen.
C1 adjective ɪnɪɡˈzɔːstɪbəl

inexhaustible

unerschöpflich
Meaning
Unable to be used up or worn out; limitless.
Example
His inexhaustible energy allowed him to work tirelessly on his projects.
Seine unerschöpfliche Energie ermöglichte es ihm, unermüdlich an seinen Projekten zu arbeiten.
C1 adjective /ɪnˈsʌf.ər.ə.bəl/

insufferable

unerträglich
Meaning
Too extreme to bear; intolerable.
Example
The heat during the summer was insufferable.
Die Hitze im Sommer war unerträglich.
C1 adjective /ɪnˈdetɪd/

Indebted

verschuldet; dankbar
Meaning
owing money or gratitude to someone; obligated; grateful
Example
I am deeply indebted to my teacher for all her guidance.
Ich bin meiner Lehrerin tief verbunden für ihre ganze Führung.
C1 adjective /ɪnˈtræk.tə.bəl/

intractable

unlösbar
Meaning
Difficult or impossible to manage, control, or solve.
Example
The conflict has become an intractable problem.
Der Konflikt ist zu einem unlösbaren Problem geworden.
C1 verb /ˈɪmprəvaɪz/

improvise

improvisieren
Meaning
To create or perform something spontaneously without preparation.
Example
The actor had to improvise his lines when he forgot the script.
Der Schauspieler musste seine Zeilen improvisieren, als er das Skript vergessen hatte.
C1 adjective ˌɪn.təˈmɪt.ənt

intermittent

intermittierend
Meaning
Happening irregularly, not continuously.
Example
The rain was intermittent throughout the day.
Der Regen war den ganzen Tag über intermittierend.
C1 adjective /ˌɪmprɪˈsaɪs/

imprecise

ungenau
Meaning
Not exact or accurate; vague.
Example
His explanation was too imprecise to be helpful.
Seine Erklärung war zu ungenau, um hilfreich zu sein.
C1 noun /ˌɪnsɪɡˈnɪfɪkəns/

insignificance

Bedeutungslosigkeit
Meaning
The quality of being unimportant or trivial.
Example
He felt a sense of insignificance in the vast universe.
Er fühlte ein Gefühl der Bedeutungslosigkeit im weiten Universum.
C1 noun /ˈɪd.i.əm/

idiom

Idiom
Meaning
A group of words whose meaning is different from the meanings of the individual words.
Example
The idiom 'break the ice' means to start a conversation in a friendly way.
Das Idiom 'Eis brechen' bedeutet, ein Gespräch auf freundliche Weise zu beginnen.
C1 adjective /ˌɪntəˈrɑːɡətɪv/

interrogative

interrogativ
Meaning
Relating to or conveying a question; in grammar, used to form questions.
Example
She raised an interrogative eyebrow when she heard the news.
Sie hob eine interrogative Augenbraue, als sie die Nachricht hörte.
C1 adjective, noun /ɪnˈdɪkətɪv/

indicative

indikativ
Meaning
Serving as a sign or expression of something; in grammar, a mood used to make factual statements.
Example
His tone was indicative of his frustration.
Sein Ton war indikativ für seine Frustration.
C1 adjective /ˈɪnbɔːrn/

Inborn

angeboren; von Geburt an; inherenz
Meaning
existing from birth; natural; inherent
Example
She has an inborn talent for music.
Sie hat ein angeborenes Talent für Musik.
C1 noun /ˈɪmɪdʒəri/

imagery

Bildsprache
Meaning
visually descriptive or figurative language, especially in a literary work
Example
The poet's use of imagery brought the scene to life.
Der Einsatz von Bildsprache des Dichters erweckte die Szene zum Leben.
C1 verb /ɪnˈsɪnjueɪt/

insinuate

insinuieren
Meaning
To suggest or hint something indirectly and often unpleasantly.
Example
He insinuated that she had lied about her qualifications.
Er insinuierte, dass sie über ihre Qualifikationen gelogen hatte.
C1 adverb /ˌɪnsɪˈdɛntəli/

incidentally

übrigens
Meaning
by the way; used to introduce a remark not directly related to the main subject
Example
Incidentally, did you know that she studied in Paris?
Übrigens, wusstest du, dass sie in Paris studiert hat?
C1 noun /ˌɪnkəmˌpætəˈbɪlɪti/

incompatibility

Inkompatibilität
Meaning
the state of being unable to exist or work together harmoniously; lack of compatibility
Example
The project failed because of incompatibility between the two software systems.
Das Projekt scheiterte wegen der Inkompatibilität zwischen den beiden Softwaresystemen.
C1 adverb /ˈɪnwərdli/

inwardly

innerlich
Meaning
In the mind or spirit; not outwardly visible.
Example
She smiled outwardly but inwardly she was worried.
Sie lächelte äußerlich, aber innerlich war sie besorgt.
C1 verb /ɪmˈpɛl/

impel

bewegen
Meaning
to drive, force, or urge someone to do something
Example
Her curiosity impelled her to open the mysterious box.
Ihre Neugier trieb sie dazu, die mysteriöse Kiste zu öffnen.
C1 adjective /ˌɪn.dɪˈspen.sə.bəl/

indispensable

unverzichtbar
Meaning
Absolutely necessary, essential
Example
Water is indispensable for human survival.
Wasser ist für das Überleben des Menschen unverzichtbar.
C1 adjective /ɪnˈseɪʃəbl̩/

insatiable

unersättlich
Meaning
impossible to satisfy; always wanting more
Example
Her insatiable curiosity drove her to read every book in the library.
Ihre unersättliche Neugier trieb sie dazu, jedes Buch in der Bibliothek zu lesen.
C1 verb /ɪmˈpɒvərɪʃ/

impoverish

verarmen
Meaning
To make someone poor or reduce the quality or richness of something.
Example
The long war impoverished the entire nation.
Der lange Krieg hat die ganze Nation verarmt.
C1 adjective /ˌɪnədˈvaɪzəbl/

inadvisable

nicht ratsam
Meaning
Not recommended; likely to have undesirable consequences.
Example
It is inadvisable to drive in such heavy rain.
Es ist nicht ratsam, bei solchem starken Regen zu fahren.
C1 adjective ɪn ˈfleɪ.ʃə.ner.i

inflationary

inflationär
Meaning
Characterized by or tending to cause monetary inflation; relating to rising prices.
Example
The government took measures to control inflationary pressures.
Die Regierung ergriff Maßnahmen zur Kontrolle der inflationären Drücke.
C1 noun ɪˌræʃ.ənˈæl.ɪ.ti

irrationality

Irrationalität, Unvernunft, Unlogik
Meaning
The quality of being illogical or unreasonable; lack of rational thought.
Example
His decision was driven by complete irrationality.
Seine Entscheidung war von völliger Irrationalität getrieben.
C1 adjective /ɪnˈfɜːm/

infirm

schwach
Meaning
Weak, especially due to old age or illness.
Example
The infirm old man needed assistance to walk.
Der schwache alte Mann brauchte Hilfe, um zu gehen.
C1 adjective /ɪnˈstrʌktɪv/

instructive

instruktiv
Meaning
useful and informative; providing knowledge or instruction
Example
The lecture was highly instructive and engaging.
Der Vortrag war sehr lehrreich und fesselnd.
C1 adjective /ˈaɪərnˌklæd/

ironclad

eiserne
Meaning
impossible to change, break, or dispute; very strong and firm
Example
The company had an ironclad contract with its suppliers.
Das Unternehmen hatte einen eisernen Vertrag mit seinen Lieferanten.
C1 verb /aɪˈdiː.ə.laɪz/

idealize

idealisisieren
Meaning
To regard or represent something as perfect or better than it really is.
Example
Children often idealize their parents.
Kinder idealisieren oft ihre Eltern.
C1 adjective /ɪnˈtɒl.ər.ə.bəl/

Intolerable

unerträglich
Meaning
unable to be endured; extremely unpleasant or painful
Example
The noise from the construction site was intolerable.
Der Lärm von der Baustelle war unerträglich.
C1 noun /ˈɪŋ.krə.mənt/

Increment

Erhöhung
Meaning
an increase or addition, especially one of a series on a fixed scale; a regular increase in salary
Example
He received an annual increment of five percent in his salary this year.
Er erhielt in diesem Jahr eine jährliche Erhöhung von fünf Prozent seines Gehalts.
C1 noun /ɪnˈfɜːrnoʊ/

inferno

Brand
Meaning
a large, intense fire that is dangerously out of control
Example
The building turned into an inferno within minutes.
Das Gebäude verwandelte sich in ein Inferno innerhalb von Minuten.
C1 noun /ˈɪm.pæs/

impasse

Stillstand
Meaning
A situation where no progress is possible.
Example
The negotiations reached an impasse, delaying the agreement.
Die Verhandlungen erreichten einen Stillstand, der die Vereinbarung verzögerte.
C1 adjective /ˈɪnərmoʊst/

Innermost

am tiefsten; persönlichster
Meaning
most private and secret; deepest; most personal
Example
She shared her innermost feelings with her closest friend.
Sie teilte ihre tiefsten Gefühle mit ihrem engsten Freund.
C1 noun ɪnˌɛv.ɪ.təˈbɪl.ɪ.ti

inevitability

Unvermeidbarkeit
Meaning
The quality of being certain to happen and impossible to avoid or prevent.
Example
The inevitability of change is a part of life.
Die Unvermeidbarkeit des Wandels ist ein Teil des Lebens.
C1 adjective /ɪˈnɔːɡjərəl/

Inaugural

eröffnend
Meaning
marking the beginning of something; first; opening
Example
The president delivered his inaugural speech.
Der Präsident hielt seine Eröffnungsrede.
C1 adjective /ɪmˈprɒbəbl/

improbable

unwahrscheinlich
Meaning
Not likely to be true or to happen.
Example
It seems improbable that he will arrive on time.
Es scheint unwahrscheinlich, dass er pünktlich ankommt.
C1 adverb /ˌɪn.dɪˈskrɪm.ɪ.nət.li/

Indiscriminately

indiskriminierend
Meaning
without making careful distinctions; randomly; without discrimination
Example
The company fired employees indiscriminately without considering their performance.
Das Unternehmen entließ die Mitarbeiter ohne Rücksicht auf ihre Leistung.
C1 adjective /ɪmˈpæsɪv/

impassive

passiv
Meaning
Not showing or feeling emotion; expressionless.
Example
Despite the shocking news, she remained impassive.
Trotz der schockierenden Nachrichten blieb sie passiv.
C1 adjective /ɪˈnɜːrt/

inert

inaktiv
Meaning
lacking the ability or strength to move or act; chemically inactive
Example
The patient remained inert on the bed.
Der Patient blieb regungslos im Bett.
C1 noun /ˈɪn.floʊ/

inflow

Zufluss
Meaning
The movement of things such as money, people, or water into a place.
Example
The inflow of tourists boosted the local economy.
Der Zufluss von Touristen hat die lokale Wirtschaft angekurbelt.
C1 adjective /ɪmˈplɔːzəbl/

implausible

unplausibel
Meaning
Not seeming reasonable or probable; unlikely to be true.
Example
The story she told was so implausible that no one believed her.
Die Geschichte, die sie erzählte, war so unplausibel, dass niemand ihr glaubte.
C1 noun ˌɪn.tuˈɪʃ.ən

intuition

Intuition
Meaning
The ability to understand something immediately, without the need for conscious reasoning.
Example
Her intuition told her something was wrong.
Ihre Intuition sagte ihr, dass etwas nicht stimmte.
C1 noun /ˌɪn.dɪˈsɪʒ.ən/

Indecision

Unentschlossenheit; Zweifel; Zögern
Meaning
the inability to make decisions quickly; uncertainty about what to do
Example
Her indecision about which job offer to accept caused her to miss both opportunities.
Ihre Unentschlossenheit, welches Jobangebot sie annehmen sollte, führte dazu, dass sie beide Gelegenheiten verpasste.
C1 adjective ɪnˈkʌm.bənt

incumbent

verpflichtend
Meaning
necessary for (someone) as a duty or responsibility.
Example
It is incumbent upon all citizens to obey the law.
Es ist für alle Bürger verpflichtend, das Gesetz zu befolgen.
C1 noun /ˈɪnˌmeɪt/

inmate

Insasse
Meaning
a person confined to an institution such as a prison or hospital
Example
The prison has over a thousand inmates.
Das Gefängnis hat mehr als tausend Insassen.
C1 noun /ɪnˈdem.nə.ti/

Indemnity

Entschädigung
Meaning
security or protection against a loss or other financial burden; compensation for damage or loss
Example
The insurance company provided full indemnity for the damages caused by the flood.
Die Versicherungsgesellschaft stellte vollständige Entschädigung für die durch die Flut verursachten Schäden bereit.
C1 adjective /ɪnˈɡreɪnd/

ingrained

eingewurzelt
Meaning
Firmly fixed or established; deeply rooted and difficult to change.
Example
His ingrained habits were hard to break.
Seine eingewurzelten Gewohnheiten waren schwer zu brechen.
C1 adjective /ˌɪnsərˈmaʊntəbl/

insurmountable

unüberwindbar
Meaning
Too great to be overcome.
Example
The explorers faced insurmountable odds in the desert.
Die Entdecker standen im Wüstengebiet unüberwindbaren Hindernissen gegenüber.
C1 verb /ˌɪnstɪˈtjuːʃənəlaɪz/

institutionalize

institutionalisieren
Meaning
to establish something as a formal institution, custom, or practice
Example
The government seeks to institutionalize environmental protection.
Die Regierung strebt danach, den Umweltschutz zu institutionalisieren.
C1 noun /ˌɪn.trəˈvɜːr.ʒən/

introversion

Introversion
Meaning
The tendency to be inward-looking and shy, preferring solitary activities.
Example
Her introversion made it difficult for her to enjoy large parties.
Ihre Introversion machte es ihr schwer, große Partys zu genießen.
C1 verb /ɪˈnɔːɡjʊreɪt/

inaugurate

einweihen
Meaning
To formally begin or introduce something, especially with a ceremony.
Example
The mayor will inaugurate the new bridge tomorrow.
Der Bürgermeister wird morgen die neue Brücke einweihen.
C1 verb /ɪnˈkrɪmɪˌneɪt/

incriminate

belasten
Meaning
to make someone appear guilty of a crime or wrongdoing
Example
The new evidence could incriminate the suspect in the robbery case.
Die neuen Beweise könnten den Verdächtigen im Raubüberfallfall belasten.
C1 adjective /ˌɪnkənˈsɪdərət/

inconsiderate

rücksichtslos
Meaning
Thoughtless; showing a lack of concern for others.
Example
It was inconsiderate of him to play loud music late at night.
Es war rücksichtslos von ihm, nachts laute Musik zu spielen.
C1 adjective /ˌɪn.səbˈstæn.ʃəl/

insubstantial

unwesentlich
Meaning
Lacking strength, substance, or solidity.
Example
The evidence provided was insubstantial and unconvincing.
Die bereitgestellten Beweise waren unwesentlich und wenig überzeugend.
C1 noun/verb /ˈɪnsɛns/

incense

Weihrauch / erzürnen
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.
Der Duft von Weihrauch füllte den Tempel, aber seine unhöflichen Worte erzürnten sie.
C1 verb /ˈɪnkjʊˌbeɪt/

incubate

inkubieren
Meaning
to keep eggs, cells, or organisms at the right conditions for development
Example
The hen will incubate the eggs until they hatch.
Das Huhn wird die Eier inkubieren, bis sie schlüpfen.
C1 noun /ɪnˈsɒm.ni.ə/

Insomnia

Insomnie
Meaning
habitual sleeplessness; inability to sleep; the condition of being unable to sleep
Example
Her chronic insomnia made it difficult for her to concentrate during work hours.
Ihre chronische Insomnie erschwerte es ihr, sich während der Arbeitszeit zu konzentrieren.
C1 adjective /ɪnˈdʌstriəs/

industrious

fleißig
Meaning
Hardworking and diligent in one's duties.
Example
She is an industrious student who always completes her assignments on time.
Sie ist eine fleißige Studentin, die immer ihre Aufgaben rechtzeitig erledigt.
C1 verb /ˈɪnsjuleɪt/

insulate

isolieren
Meaning
To protect something by covering it, especially to prevent heat, sound, or electricity from escaping or entering.
Example
The house was insulated to reduce heating costs.
Das Haus wurde isoliert, um die Heizkosten zu senken.
C1 adjective /ɪnˈdʒʊəriəs/

injurious

schädlich
Meaning
Causing or likely to cause harm or damage.
Example
Smoking is injurious to health.
Rauchen ist schädlich für die Gesundheit.
C1 adjective /ɪnˈsɪstənt/

insistent

nachdrücklich
Meaning
demanding something firmly and refusing to accept no
Example
The child was insistent on getting a new toy.
Das Kind war nachdrücklich, ein neues Spielzeug zu bekommen.
C1 noun /ɪnˈsɜːrdʒəns/

insurgence

Aufstand
Meaning
An act of rebellion or uprising against authority.
Example
The government struggled to contain the growing insurgence.
Die Regierung hatte Schwierigkeiten, den wachsenden Aufstand zu bekämpfen.
C1 noun /ɪnˈkɜːrʒən/

incursion

Invasion
Meaning
A sudden attack or invasion into a place or territory.
Example
The army repelled the enemy incursion at the border.
Die Armee schlug die feindliche Invasion an der Grenze zurück.
C1 adjective /ɪnˈsɛnsəbl/

insensible

bewusstlos
Meaning
Unconscious; unaware of or indifferent to something.
Example
He was insensible to the cold as he lay in the snow.
Er war gegen die Kälte insensibel, als er im Schnee lag.
C1 adjective /ɪmˈpɜːrtɪnənt/

impertinent

unverschämt
Meaning
rude and showing a lack of respect
Example
It was impertinent of him to question the manager's decision.
Es war unverschämt von ihm, die Entscheidung des Managers zu hinterfragen.
C1 adverb ɪnˈtrɪn.zɪ.kli

intrinsically

intrinsisch
Meaning
In a way that is naturally or inherently part of something's essential nature.
Example
Some people are intrinsically motivated to learn.
Einige Menschen sind intrinsisch motiviert zu lernen.
C1 noun /ɪnˈsek.tɪ.saɪd/

Insecticide

Insektizid
Meaning
a substance used for killing insects; a chemical pesticide that targets insects
Example
The farmer sprayed insecticide on his crops to protect them from harmful bugs.
Der Bauer sprühte Insektizid auf seine Ernte, um sie vor schädlichen Insekten zu schützen.
C1 adjective /ɪˈlɪsɪt/

illicit

illegal
Meaning
Forbidden by law, rules, or custom.
Example
The police shut down the illicit drug operation.
Die Polizei hat den illegalen Drogenhandel gestoppt.
C1 noun /ˌɪnkənˈsɪstənsi/

inconsistency

Inkonsistenz
Meaning
The quality of being contradictory, irregular, or not staying the same.
Example
There is an inconsistency between his words and actions.
Es gibt eine Inkonsistenz zwischen seinen Worten und Taten.
C1 adjective ˌɪdiəsɪnˈkrætɪk

idiosyncratic

eigenartig und individuell
Meaning
Relating to idiosyncrasy; peculiar or individual.
Example
His idiosyncratic behavior set him apart from his colleagues.
Sein idiosynkratisches Verhalten unterschied ihn von seinen Kollegen.
C1 adjective /ɪˈnɔːrdənət/

inordinate

übermäßig
Meaning
Excessive or unusually large in degree.
Example
She spent an inordinate amount of time on her phone.
Sie verbrachte eine übermäßige Zeit mit ihrem Telefon.
C1 noun ˈɪm.pɪ.təs

impetus

Antrieb
Meaning
The force or motivation that drives something forward; momentum.
Example
The new policy provided an impetus for economic growth.
Die neue Politik gab einen Antrieb für das wirtschaftliche Wachstum.
C1 noun /ˌɪntərˈmɪʃən/

intermission

Pause
Meaning
A pause or break, especially during a performance or event.
Example
The play had a twenty-minute intermission.
Das Stück hatte eine zwanzigminütige Pause.
C1 adjective; noun /ɪˈmɔːrtl/

immortal

unsterblich
Meaning
living forever; never dying; lasting forever in fame or memory
Example
Legends often describe heroes as immortal beings who never die.
Mythen sprechen von unsterblichen Wesen.
C1 noun /ˌɪnɪkˈspɪəriəns/

inexperience

Unerfahrenheit
Meaning
Lack of knowledge or skill in a particular activity or field.
Example
His inexperience in handling negotiations was evident.
Seine Unerfahrenheit im Umgang mit Verhandlungen war offensichtlich.
C1 noun /ɪmˈpɛd.ɪ.mənt/

impediment

Hindernis
Meaning
A hindrance or obstruction in doing something; something that prevents progress.
Example
Lack of funds is a major impediment to the project.
Der Mangel an Mitteln ist ein großes Hindernis für das Projekt.
C1 adjective ˈɪn.tər.ɪm

interim

interimistisch
Meaning
In or for the intervening period; provisional or temporary.
Example
Interim governments manage transitional phases.
Interim-Regierungen verwalten Übergangsphasen.
C1 verb /ˈɪrɪˌɡeɪt/

irrigate

bewässern
Meaning
to supply water to land or crops; to wash out a wound with water
Example
Farmers irrigate their fields during dry seasons.
Bauern bewässern ihre Felder in der Trockenzeit.
C1 adjective /ɪnˈflæməˌtɔːri/

inflammatory

Glück
Meaning
causing inflammation in the body; arousing anger, hostility, or strong emotion
Example
His inflammatory speech triggered protests across the city.
Sie konnte ihr Glück nicht verbergen, als sie den Preis erhielt.
C1 adjective /ɪnˈedəbəl/

Inedible

ungenießbar
Meaning
not suitable or safe for eating; not edible
Example
The mushrooms were poisonous and completely inedible.
Die Pilze waren giftig und völlig ungenießbar.
C1 adjective /ɪnˈstɪŋk.tɪv/

instinctive

instinktiv, natürlich, automatisch
Meaning
Based on instinct; done without conscious thought; natural and automatic.
Example
His instinctive reaction saved his life.
Seine instinktive Reaktion rettete sein Leben.
C1 adjective /ɪmˈpɜːrsənl/

impersonal

unpersönlich
Meaning
not influenced by, showing, or involving personal feelings; lacking human warmth or emotion
Example
The letter was written in a very impersonal style.
Der Brief wurde in einem sehr unpersönlichen Stil geschrieben.
C1 adjective /ˌɪn.ɪˈfɛk.tʃu.əl/

ineffectual

ineffektiv
Meaning
Not producing any or the desired effect; lacking the ability or qualities to achieve a purpose.
Example
The manager’s ineffectual leadership caused the team to lose motivation.
Die ineffektive Führung des Managers führte dazu, dass das Team die Motivation verlor.
C1 adjective /ˌɪnədˈvɜːrtənt/

inadvertent

unbeabsichtigt, unbeabsichtigt
Meaning
Not resulting from or achieved through deliberate planning; unintentional.
Example
Her inadvertent mistake caused a delay in the project.
Ihr unbeabsichtigter Fehler verursachte eine Verzögerung im Projekt.
C1 adjective /ˌɪrɪˈprɛsəbl̩/

irrepressible

unaufhaltsam
Meaning
Impossible to control or restrain.
Example
She had an irrepressible urge to laugh during the speech.
Sie konnte ihre unaufhaltsame Lust zu lachen während der Rede nicht verbergen.
C1 verb /ɪnˈfleɪt/

inflate

aufblasen; künstlich erhöhen
Meaning
to fill with air or gas so it expands; to increase excessively or artificially
Example
The mechanic inflated the tire to the correct pressure.
Der Mechaniker blies den Reifen auf den richtigen Druck auf.
C1 noun /ˌɪmɔːrˈtæləti/

immortality

Unsterblichkeit
Meaning
the state of living forever; eternal life or lasting fame beyond death
Example
Many ancient cultures believed that heroes could achieve immortality through great deeds.
Viele alte Kulturen glaubten, dass Helden durch große Taten Unsterblichkeit erlangen können.
C1 adjective /ˈɪɡ.ni.əs/

igneous

magmatisch
Meaning
Formed through the cooling and solidification of magma or lava.
Example
Granite is an igneous rock commonly used in construction.
Granit ist ein magmatisches Gestein, das häufig im Bauwesen verwendet wird.
C1 verb /ɪˈluːmɪneɪt/

illuminate

beleuchten
Meaning
To light up or make something clearer.
Example
Streetlights illuminate the road at night.
Straßenlaternen beleuchten die Straße in der Nacht.
C1 adjective /ɪˈluː.sɪv/

Illusive

trügerisch; scheinbar existierend, aber nicht real; täuschend
Meaning
deceptive; appearing to exist but not real; misleading
Example
The promise of easy money proved to be illusive and misleading.
Das Versprechen von leichtem Geld erwies sich als trügerisch und täuschend.
C1 verb /ɪnˈklaɪn/

incline

neigen
Meaning
to feel willing or favorably disposed toward something; to bend or tilt
Example
She is inclined to agree with the proposal.
Sie ist geneigt, dem Vorschlag zuzustimmen.
C1 adjective /ɪnˈdefɪnət/

Indefinite

unbestimmt
Meaning
not clearly defined; uncertain; vague; unlimited in time
Example
The meeting has been postponed for an indefinite period.
Das Treffen wurde auf einen unbestimmten Zeitraum verschoben.
C1 adjective /ɪmˈpæsəbəl/

impassable

unpassierbar
Meaning
Impossible to travel along or over.
Example
The road became impassable after the heavy snowfall.
Die Straße wurde nach dem schweren Schneefall unpassierbar.
C1 verb /ɪɡˈnaɪt/

ignite

entzünden
Meaning
To catch fire or cause to catch fire; to start or arouse.
Example
The sparks ignited the dry leaves in seconds.
Die Funken entzündeten die trockenen Blätter in Sekunden.
C1 verb /ɪnˈskraɪb/

inscribe

einritzen
Meaning
to write or carve words or symbols on a surface
Example
They inscribed her name on the trophy.
Sie haben ihren Namen auf dem Pokal eingraviert.