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A2 noun /ˈjuːnɪt/

unit

unité
Meaning
an individual thing or person regarded as a single and complete entity
Example
Each unit in the production line is carefully tested.
Chaque unité de la ligne de production est soigneusement testée.
B2 verb /ˌʌndərˈmaɪn/

undermine

saper
Meaning
to gradually weaken or damage something or someone
Example
Constant criticism can undermine a child's confidence.
Les critiques constantes peuvent saper la confiance d'un enfant.
C1 adjective /ʌnˈθɪŋkɪŋ/

unthinking

irréfléchi
Meaning
done without careful thought; automatic or thoughtless
Example
His unthinking remark hurt her feelings.
Sa remarque irréfléchie a blessé ses sentiments.
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.
C2 verb /ˌʌn.dɪˈsiːv/

undeceive

désillusionner
Meaning
To free someone from a misconception or false belief.
Example
She tried to undeceive him about the false rumors.
Elle a essayé de le désillusionner au sujet des fausses rumeurs.
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.
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 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.
B1 adjective /ˌʌnsəkˈsesfl/

Unsuccessful

échoué; raté;
Meaning
not achieving desired aims or results; failing to accomplish a purpose
Example
His unsuccessful attempt to climb the mountain left him disappointed.
Sa tentative échouée de gravir la montagne l'a laissé déçu.
B1 adjective /ˈjuːnɪfɔːrm/

Uniform

uniforme
Meaning
consistent; identical; standardized
Example
All students must wear a uniform to school.
Tous les étudiants doivent porter un uniforme à l'école.
C2 adjective /ʌnˈlɛtəd/

unlettered

analphabète
Meaning
lacking education or the ability to read and write; illiterate
Example
The unlettered villagers relied on oral traditions to preserve their history.
Les villageois analphabètes dépendaient des traditions orales pour préserver leur histoire.
C2 adjective /juːˈʒʊəriəs/

usurious

usuraire
Meaning
Charging excessively high interest rates on loans.
Example
The bank was accused of offering loans at usurious rates.
La banque a été accusée d'offrir des prêts à des taux usuraires.
C1 adjective /ʌnˈkæni/

uncanny

étrange
Meaning
Strange or mysterious, especially in an unsettling way.
Example
She has an uncanny ability to predict the future.
Elle a une étrange capacité à prédire l'avenir.
B2 adjective /ʌn.rɪˈleɪ.tɪd/

Unrelated

sans rapport; non lié
Meaning
having no connection or relationship; not connected by family ties
Example
The two incidents were completely unrelated to each other.
Les deux incidents étaient complètement sans rapport entre eux.
B2 noun /ˈʌpˌkiːp/

up-keep

entretien
Meaning
The process or cost of maintaining something in good condition.
Example
The upkeep of the old house is very expensive.
L'entretien de la vieille maison est très cher.
B2 noun /ʌnəˈbɪləti/

unability

incapacité
Meaning
the state of being unable to do something; incapacity
Example
His unability to solve the problem caused delays in the project.
Son incapacité à résoudre le problème a causé des retards dans le projet.
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.
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.
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.
A2 adjective /ʌnˈlʌki/

Unlucky

malchanceux; de mauvaise chance
Meaning
having bad luck; unfortunate
Example
He was unlucky to miss the winning shot.
Il était malchanceux de manquer le tir gagnant.
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.
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.
C1 adjective /ʌnˈskeɪðd/

unscathed

sain et sauf
Meaning
Without suffering any injury, damage, or harm.
Example
She escaped from the accident unscathed.
Elle a échappé à l'accident saine et sauve.
C1 adjective /ʌnˈfɛtərd/

unfettered

libéré
Meaning
not restricted or confined; free
Example
The artist enjoyed unfettered freedom of expression.
L'artiste a apprécié la liberté illimitée d'expression.
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.
C1 adjective /ʌnˈvaɪəbl/

unviable

invivable
Meaning
Not capable of working successfully; not feasible or practical.
Example
The project was deemed unviable due to high costs.
Le projet a été jugé invivable en raison des coûts élevés.
B2 verb /ˌʌndərˈskɔːr/

underscore

souligner
Meaning
to emphasize or highlight something
Example
The incident underscored the need for better safety measures.
L'incident a souligné la nécessité de meilleures mesures de sécurité.
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.
C2 adjective /ʌnˈtiːtʃəbəl/

unteachable

impossible à enseigner
Meaning
not able or willing to learn; resistant to instruction or guidance
Example
He was so stubborn that he became almost unteachable.
Il était si têtu qu’il est devenu presque impossible à enseigner.
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 /ʌnfəˈmɪl.jər/

Unfamiliar

inconnu; étrange
Meaning
not known or recognized; strange
Example
The city was unfamiliar to me since I had never been there before.
La ville m'était inconnue car je n'y étais jamais allé avant.
C1 adjective ʌnˈpær.ə.leld

Unparalleled

incomparable
Meaning
Having no equal; unmatched, peerless, and supreme in quality or achievement.
Example
The unparalleled beauty of the Taj Mahal amazes visitors.
La beauté incomparable du Taj Mahal émerveille les visiteurs.
B2 adjective /ˌʌnkənˈtroʊld/

uncontrolled

incontrôlé
Meaning
not restrained or managed; lacking control
Example
The wildfire spread in an uncontrolled manner, causing widespread damage.
L'incendie de forêt s'est propagé de manière incontrôlée, causant des dommages étendus.
C1 adjective /ˌʌndərˈhændɪd/

underhanded

sournois
Meaning
acting or done in a dishonest or secret way
Example
They exposed the company's underhanded dealings with its suppliers.
Ils ont exposé les pratiques sournoises de l'entreprise avec ses fournisseurs.
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 adjective /ʌnˈhɜːrt/

unhurt

indemne
Meaning
Not injured or harmed.
Example
She walked away from the accident unhurt.
Elle est sortie indemne de l'accident.
C1 adjective /ʌnˈɒnəd/

unhonoured

déshonoré
Meaning
not respected or given the recognition that is deserved; treated without honor
Example
He felt unhonoured after his years of service were ignored.
Il s’est senti déshonoré lorsque ses années de service ont été ignorées.
B1 adjective /ˌʌndərˈstændəbl/

understandable

compréhensible
Meaning
Able to be understood; reasonable or justifiable.
Example
Her reaction was understandable given the situation.
Sa réaction était compréhensible étant donné la situation.
C2 noun /ˌjuːnɪˈtɛəriən/

unitarian

unitaire
Meaning
A person who believes that God exists as one entity rather than as a Trinity; a member of a religious denomination that emphasizes individual freedom of belief.
Example
The Unitarian church is known for its inclusive and open-minded approach.
L'église unitaire est connue pour son approche inclusive et ouverte d'esprit.
A2 adjective /ˈjuːʒəl/

usual

habituel
Meaning
habitually or typically occurring or done
Example
It’s our usual meeting spot.
C'est notre lieu de réunion habituel.
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.
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.
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.
C1 adjective /ʌnˈspiːkəbl/

unspeakable

indicible
Meaning
too bad or shocking to be expressed in words
Example
The survivors endured unspeakable horrors during the war.
Les survivants ont enduré des horreurs indicibles pendant la guerre.
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 /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 /ʌnˈwɪtɪŋ/

unwitting

involontaire
Meaning
Not aware of what is happening; done without realizing.
Example
She became an unwitting participant in the scam.
Elle est devenue une participante involontaire dans l'escroquerie.
A2 noun /ˌʌndərˈstændɪŋ/

understanding

compréhension
Meaning
the ability to grasp the meaning, significance, or nature of something
Example
Her understanding of the issue was impressive.
Sa compréhension du problème était impressionnante.
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.
C1 verb /ˈʌndərkʌt/

undercut

sous-coter, affaiblir
Meaning
to sell at a lower price than a competitor; to weaken or undermine something
Example
The company tried to undercut its rivals by offering lower prices.
L'entreprise a tenté d'undercut ses rivaux en offrant des prix plus bas.
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 adjective /ʌnˈɡreɪt.fəl/

Ungrateful

ingrat
Meaning
not feeling or showing thanks for something done or given; not appreciating kindness
Example
She felt he was ungrateful for all the help she had given him.
Elle sentit qu'il était ingrat pour toute l'aide qu'elle lui avait donnée.
B1 verb /ʌnˈræp/

unwrap

déballer
Meaning
remove wrapping or covering from something; reveal something gradually or clearly
Example
She carefully unwrapped the gift with excitement.
Elle a déballé le cadeau avec précaution et excitation.
B2 adjective /ˌʌn.əkˈsep.tə.bəl/

Unacceptable

inacceptable
Meaning
not satisfactory or allowable; not acceptable
Example
The quality of work was completely unacceptable.
La qualité du travail était complètement inacceptable.
C1 verb /ʌnˈsɛtl/

unsettle

perturber
Meaning
To disturb or make someone feel anxious or uneasy.
Example
The sudden news unsettled the entire community.
La nouvelle soudaine a perturbé toute la communauté.
C1 adjective /ʌnˈbraɪdld/

unbridled

déraisonné
Meaning
Uncontrolled and unrestrained.
Example
The protesters showed unbridled enthusiasm for change.
Les manifestants ont montré un enthousiasme débridé pour le changement.
B2 noun /ˌʌndəˈɡrædʒuət/

undergraduate

étudiant de premier cycle
Meaning
a student who has not yet earned a bachelor's degree
Example
She is an undergraduate studying computer science.
Elle est une étudiante de premier cycle étudiant en informatique.
B2 verb /ɜːrdʒ/

urge

exhorter
Meaning
to strongly encourage or try to persuade someone to do something
Example
Doctors urge patients to exercise regularly.
Les médecins exhortent les patients à faire de l'exercice régulièrement.
B2 verb /ʌnˈveɪl/

unveil

dévoiler
Meaning
to reveal or disclose something, especially in a formal manner
Example
The company will unveil a new product next week.
L'entreprise dévoilera un nouveau produit la semaine prochaine.
C1 adjective /ʌnˈhoʊli/

Unholy

impie; pervers; profane
Meaning
wicked; sinful; profane
Example
The unholy alliance between the two companies caused public outrage.
L'alliance impie entre les deux entreprises a provoqué un outrage public.
B1 adjective /ʌnˈfeər/

Unfair

injuste; déloyal;
Meaning
not right or just; treating people in a way that favors some over others
Example
It's unfair to blame her for something she didn't do.
C'est injuste de la blâmer pour quelque chose qu'elle n'a pas fait.
B1 adjective /ʌnˈtru/

Untrue

faux; incorrect
Meaning
not true; false; incorrect
Example
His statement about the incident was completely untrue.
Sa déclaration sur l'incident était complètement fausse.
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 /ʌnˈstɪntɪŋ/

unstinting

généreux
Meaning
given generously without holding back
Example
She received unstinting support from her family.
Elle a reçu un soutien généreux de sa famille.
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.
C1 adjective /ˌʌnɪˈkwɪvəkəl/

unequivocal

sans équivoque
Meaning
Leaving no doubt; clear and unambiguous
Example
She gave an unequivocal answer to the question.
Elle a donné une réponse sans équivoque à la question.
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.
C1 adjective /ʌnˈʃeɪkən/

Unshaken

inquétable; ferme
Meaning
not disturbed or affected; firm and steady; unwavering
Example
Her faith remained unshaken despite all the challenges.
Sa foi est restée inébranlable malgré tous les défis.
B1 adjective /ʌnˈkaɪnd/

Unkind

cruel; pas gentil
Meaning
cruel; not nice or caring toward others
Example
It was unkind of him to make fun of her appearance.
C'était cruel de sa part de se moquer de son apparence.
A2 conjunction /ʌnˈlɛs/

unless

à moins que
Meaning
except if
Example
We won't go unless it stops raining.
Nous n'irons pas à moins qu'il ne cesse de pleuvoir.
C1 adjective /ˈʌpərˌmoʊst/

uppermost

le plus élevé
Meaning
situated at the highest place or most important
Example
Her family's safety was uppermost in her mind during the crisis.
La sécurité de sa famille était la priorité dans son esprit pendant la crise.
C2 adjective /ʌkˈsɔːriəs/

uxorious

excessivement dévoué à sa femme
Meaning
excessively fond of or submissive to one's wife
Example
He was so uxorious that he agreed with everything his wife said.
Il était tellement uxorien qu'il était d'accord avec tout ce que sa femme disait.
C1 adjective + noun ʌnˈpresɪdentɪd ˈnɒlɪdʒ

unprecedented knowledge

connaissance sans précédent
Meaning
Information or understanding that has never been obtained or achieved before.
Example
Artemis will provide unprecedented knowledge about the solar system.
Artemis fournira des connaissances sans précédent sur le système solaire.
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.
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.
C2 adjective /ˌʌnɪmˈpiːtʃəbl/

unimpeachable

irréprochable
Meaning
Not able to be doubted, questioned, or criticized; completely trustworthy.
Example
She is known for her unimpeachable honesty.
Elle est connue pour son honnêteté irréprochable.
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.
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.
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 /ʌnˈseɪf/

Unsafe

dangereux; risqué;
Meaning
involving or causing danger or risk; not protected from harm
Example
It is unsafe to walk alone in this neighborhood at night.
Il est dangereux de marcher seul dans ce quartier la nuit.
C1 adjective /ˌʌnfɔːrθˈkʌmɪŋ/

unforthcoming

réticent
Meaning
Not willing to talk or provide information; uncooperative.
Example
The witness was unforthcoming about what he had seen.
Le témoin était réticent à propos de ce qu'il avait vu.
C1 verb /ʌnˈɜːθ/

unearth

déterrer
Meaning
To dig up from the ground or to discover something hidden.
Example
Archaeologists unearthed ancient artifacts at the site.
Les archéologues ont déterré des artefacts anciens sur le site.
B2 adjective /ʌnˈkɒmən/

uncommon

inhabituel
Meaning
rare, unusual, or remarkable
Example
It is uncommon to see snow in this region.
Il est rare de voir de la neige dans cette région.
B2 verb /ʌpˈhoʊld/

uphold

maintenir
Meaning
to maintain or support a principle, law, or decision
Example
The judge promised to uphold justice at all costs.
Le juge a promis de maintenir la justice à tout prix.
B2 verb ˈjuːnɪfaɪ

unify

unifier
Meaning
To make or become united, uniform, or whole; to bring together into a single unit.
Example
Adolescents unify with peers for social acceptance.
Les adolescents s'unifient avec leurs pairs pour l'acceptation sociale.
B2 noun /juːˈtɪl.ə.ti/

Utility

utilité; bénéfice; service public
Meaning
the state of being useful, profitable, or beneficial; a public service
Example
The utility of solar panels increases with rising electricity costs.
L'utilité des panneaux solaires augmente avec la hausse des coûts de l'électricité.
C1 verb /ʌnˈrævəl/

unravel

démêler
Meaning
To undo twisted or knitted threads; to solve or explain something complicated.
Example
The detective worked hard to unravel the mystery.
Le détective a travaillé dur pour démêler le mystère.
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.
B2 adjective /ʌnˈstɛdi/

unsteady

instable
Meaning
not firm or stable; likely to change or fail
Example
She felt unsteady on her feet after the long journey.
Elle se sentait instable après le long voyage.
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.
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.
B2 adjective /ʌnˈbiːtən/

Unbeaten

invaincu; non défait
Meaning
not defeated; having never lost; undefeated
Example
The team remains unbeaten this season.
L'équipe reste invaincue cette saison.
B2 verb /ˌʌndərˈteɪk/

undertake

entreprendre
Meaning
to commit to and begin a task or project; to take on responsibility
Example
She decided to undertake a challenging project.
Elle a décidé de entreprendre un projet difficile.
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 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.
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.
B1 adjective /ʌnˈklɪər/

unclear

peu clair
Meaning
not easy to understand; vague or ambiguous
Example
The instructions were unclear, so I asked for clarification.
Les instructions étaient peu claires, alors j'ai demandé des clarifications.
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.
C1 verb /ˌʌndəˈreɪt/

underrate

sous-estimer
Meaning
to fail to recognize the full value or importance of something or someone
Example
Many people underrate the benefits of regular exercise.
Beaucoup de gens sous-estiment les bienfaits de l'exercice régulier.
B1 adjective /ʌnˈwel/

Unwell

malade; indisposé
Meaning
not in good health; feeling sick or ill
Example
She has been feeling unwell since yesterday.
Elle se sent mal depuis hier.
C2 adjective /ʌnˈkɒnʃənəbl/

unconscionable

injustifiable
Meaning
shockingly unfair or unreasonable
Example
The company made unconscionable profits from the crisis.
L'entreprise a réalisé des bénéfices injustifiables pendant la crise.
C1 adjective /ʌnˈkwaɪ.ət/

Unquiet

agité; anxieux; perturbé
Meaning
restless; unable to remain still or quiet; anxious or troubled
Example
She spent an unquiet night worrying about the exam results.
Elle a passé une nuit agitée à s'inquiéter des résultats de l'examen.
C1 verb /ˌʌndərˈsteɪt/

understate

minimiser
Meaning
To describe something as being less important or serious than it really is.
Example
He tends to understate his achievements.
Il a tendance à minimiser ses réalisations.
C1 adjective /ˌʌnsəˈfɪstɪˌkeɪtɪd/

unsophisticated

non sophistiqué
Meaning
Lacking worldly experience, refinement, or complexity.
Example
The villagers led an unsophisticated but happy life.
Les villageois menaient une vie non sophistiquée mais heureuse.
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 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 /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.
C1 noun /ˈʌp.rɔːr/

Uproar

tumulte; agitation; bruit
Meaning
a loud and emotional noise or disturbance; public outcry
Example
The announcement caused an uproar among the students.
L'annonce a provoqué un tumulte parmi les étudiants.
C2 adjective /ˈɜːrsaɪn/

ursine

ursidé
Meaning
Relating to or resembling a bear.
Example
The man’s ursine strength amazed everyone.
La force ursidé de l'homme a étonné tout le monde.
B2 adjective /ʌnˈskɪld/

Unskilled

non qualifié; travailleur sans compétences
Meaning
lacking technical training or ability; not requiring special skills
Example
Many unskilled workers are looking for training opportunities.
De nombreux travailleurs non qualifiés recherchent des opportunités de formation.
C1 adjective /ʌnˈɡɑː.dɪd/

Unguarded

sans défense, négligent
Meaning
not protected or defended; careless about revealing private thoughts or information
Example
In an unguarded moment, she revealed her true feelings about the project.
Dans un moment sans défense, elle a révélé ses véritables sentiments à propos du projet.
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.
B1 adjective /ˌʌnbɪˈliːvəbəl/

Unbelievable

incroyable
Meaning
impossible to believe; extremely surprising or remarkable
Example
The magician's performance was absolutely unbelievable.
La performance du magicien était absolument incroyable.
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.
A2 adjective /ˈjuːs.ləs/

Useless

inutile
Meaning
having no beneficial purpose; not useful
Example
This broken computer is completely useless.
Cet ordinateur cassé est complètement inutile.
B2 adverb /ʌnˈkaɪndli/

unkindly

cruellement
Meaning
in a cruel, harsh, or unsympathetic manner
Example
She spoke unkindly about her colleague during the meeting.
Elle a parlé cruellement de son collègue pendant la réunion.
B1 adjective /ʌnˈkʊkt/

uncooked

cru
Meaning
Not cooked; in a raw state.
Example
Eating uncooked meat can be dangerous.
Manger de la viande crue peut être dangereux.
A2 noun /ˈʌndərwɛr/

Under wear

sous-vêtements
Meaning
clothing worn under other clothes, next to the skin
Example
She bought new underwear from the department store.
Elle a acheté de nouveaux sous-vêtements au magasin.
B2 adverb /ʌnˈfɛərli/

unfairly

injustement
Meaning
In a manner that is not just, reasonable, or impartial
Example
He was treated unfairly by the committee.
Il a été traité injustement par le comité.
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.
B1 adjective /ʌnˈfrɛndli/

unfriendly

peu aimable
Meaning
not kind or welcoming; hostile or cold in behavior or attitude
Example
The shop owner seemed unfriendly to new customers.
Le propriétaire du magasin semblait peu aimable envers les nouveaux clients.