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B1 adjective /ʌnˈnoʊn/

Unknown

unbekannt
Meaning
not known or identified; unfamiliar
Example
The author of this letter remains unknown.
Der Autor dieses Briefes bleibt unbekannt.
B2 noun /ʌnəˈbɪləti/

unability

Unfähigkeit
Meaning
the state of being unable to do something; incapacity
Example
His unability to solve the problem caused delays in the project.
Seine Unfähigkeit, das Problem zu lösen, verursachte Verzögerungen im Projekt.
B1 adjective /ˌʌnɪkˈspektɪd/

Unexpected

unerwartet; überraschend
Meaning
not expected or anticipated; surprising
Example
The unexpected news left everyone speechless.
Die unerwarteten Nachrichten ließen alle sprachlos zurück.
B2 adjective /ʌnˈlɔːfl/

Unlawful

rechtswidrig; illegal
Meaning
not authorized by law; illegal
Example
The court declared the search unlawful.
Das Gericht erklärte die Durchsuchung für rechtswidrig.
C2 noun /juːˌtɪlɪˈtɛəriənɪzəm/

utilitarianism

Utilitarismus
Meaning
The ethical theory that actions are right if they are useful or for the benefit of the majority.
Example
Utilitarianism suggests that we should act to maximize overall happiness.
Der Utilitarismus schlägt vor, dass wir handeln sollten, um das allgemeine Glück zu maximieren.
C2 noun/verb /ˈʌpˌkæst/

upcast

nach oben werfen
Meaning
Verb: To cast or throw upward. Noun: Something thrown or directed upward.
Example
The fisherman upcast his net into the air.
Der Fischer warf sein Netz in die Luft.
C1 adjective /ʌnˈtaɪərɪŋ/

Untiring

unermüdlich; beharrlich; unaufhörlich
Meaning
continuing without stopping; persistent; tireless
Example
Her untiring efforts finally led to success.
Ihre unermüdlichen Bemühungen führten schließlich zum Erfolg.
B2 verb /ʌnˈkʌvə(r)/

uncover

aufdecken
Meaning
to reveal something that was hidden or secret
Example
The investigation uncovered new evidence.
Die Untersuchung hat neue Beweise aufgedeckt.
C1 adjective /ʌlˈtɪəriər/

ulterior

hinterhältiger Zweck
Meaning
hidden or secret, often with a selfish motive
Example
He invited her with an ulterior motive.
Er hat sie mit einem hinterhältigen Zweck eingeladen.
C1 verb /ʌnˈsɛtl/

unsettle

verunsichern
Meaning
To disturb or make someone feel anxious or uneasy.
Example
The sudden news unsettled the entire community.
Die plötzliche Nachricht verunsicherte die gesamte Gemeinschaft.
B1 verb /ˈʌpˌɡreɪd/

upgrade

aktualisieren
Meaning
to raise something to a higher standard, improve
Example
We decided to upgrade the software to the latest version.
Wir haben beschlossen, die Software auf die neueste Version zu aktualisieren.
C2 verb /ʌnˈfɛtər/

unfetter

befreien
Meaning
to release from restraint or restriction; to free
Example
The new law will unfetter small businesses from excessive regulations.
Das neue Gesetz wird kleine Unternehmen von übermäßigen Vorschriften befreien.
B2 adjective /ʌnˈfeɪ.vər.ə.bəl/

Unfavourable

ungünstig; nachteilig
Meaning
not helpful or advantageous; adverse
Example
The weather conditions were unfavourable for our outdoor event.
Die Wetterbedingungen waren ungünstig für unser Outdoor-Event.
C2 verb /ʌnˈjoʊk/

unyoke

abspannen
Meaning
To release from a yoke or to free from restraint or obligation.
Example
The farmer unyoked the oxen after a long day of work.
Der Bauer entlastete die Ochsen nach einem langen Arbeitstag.
B2 verb /ˌʌndərˈteɪk/

undertake

unternehmen
Meaning
to commit to and begin a task or project; to take on responsibility
Example
She decided to undertake a challenging project.
Sie entschloss sich, ein herausforderndes Projekt zu unternehmen.
B2 adjective /ʌnˈwel.kəm/

Unwelcome

unerwünscht; nicht gewollt; unwillkommen
Meaning
not wanted or accepted; not invited or pleasant
Example
The unwelcome news ruined their vacation plans.
Die unerwünschte Nachricht ruinierte ihre Urlaubspläne.
B2 adjective /ʌnhaɪˈdʒiːnɪk/

Unhygienic

ungesund; mangelnde Hygiene
Meaning
not clean; lacking proper sanitation
Example
The restaurant was closed due to unhygienic conditions in the kitchen.
Das Restaurant war aufgrund unhygienischer Bedingungen in der Küche geschlossen.
B2 verb /ˌʌndərˈskɔːr/

underscore

unterstreichen
Meaning
to emphasize or highlight something
Example
The incident underscored the need for better safety measures.
Der Vorfall unterstrich die Notwendigkeit besserer Sicherheitsmaßnahmen.
B1 adverb /ʌnˈjuːʒuəli/

unusually

ungewöhnlich
Meaning
in a way that is not typical or expected; to an uncommon degree
Example
It was unusually cold for this time of year.
Für diese Jahreszeit war es ungewöhnlich kalt.
B2 adjective /ˌjuːnɪˈvɜːrsəl/

Universal

universell
Meaning
applicable to all cases; existing everywhere
Example
Music is a universal language that everyone understands.
Musik ist eine universelle Sprache, die jeder versteht.
B1 preposition, adverb, adjective /ˌʌndərˈniːθ/

underneath

unter, darunter
Meaning
Located directly below or beneath something
Example
The keys were hidden underneath the pile of papers.
Die Schlüssel waren unter dem Stapel Papiere versteckt.
B1 adjective /ʌnˈkaʊntəbəl/

Uncountable

unzählbar; unendlich
Meaning
too many to be counted; innumerable; infinite in quantity
Example
There are uncountable stars in the night sky.
Es gibt unzählige Sterne am Nachthimmel.
A2 noun /ˌʌpˈsteəz/

Upstairs

obere Etage
Meaning
on or to an upper floor of a building; the upper floor or floors
Example
She went upstairs to her bedroom to rest.
Sie ging nach oben in ihr Schlafzimmer, um sich auszuruhen.
C2 verb /ʌnˈɑːrm/

unarm

entwaffnen
Meaning
to remove weapons from someone or to deprive of means of attack or defense
Example
The soldiers were ordered to unarm the prisoners.
Die Soldaten wurden angewiesen, die Gefangenen zu entwaffnen.
C1 adjective /ʌnˈskeɪðd/

unscathed

unversehrt
Meaning
Without suffering any injury, damage, or harm.
Example
She escaped from the accident unscathed.
Sie entkam dem Unfall unversehrt.
B1 adjective /ˈjuːnɪfɔːrm/

Uniform

Uniform
Meaning
consistent; identical; standardized
Example
All students must wear a uniform to school.
Alle Schüler müssen in der Schule eine Uniform tragen.
C1 adjective /ˌʌnsəˈfɪstɪˌkeɪtɪd/

unsophisticated

unsophisticated
Meaning
Lacking worldly experience, refinement, or complexity.
Example
The villagers led an unsophisticated but happy life.
Die Dorfbewohner führten ein unsophistiziertes, aber glückliches Leben.
C1 adjective ʌnˈskruːpjʊləs

unscrupulous

gewissenlos
Meaning
Having or showing no moral principles; not honest or fair.
Example
Unscrupulous peers can lead adolescents to delinquency.
Gewissenlose Gleichaltrige können Jugendliche zu Straftaten verleiten.
B2 noun /ˈʌndərkləʊðz/

underclothes

Unterwäsche
Meaning
Clothing worn beneath outer clothes, such as underwear or lingerie
Example
He folded his underclothes neatly before packing them.
Er faltete seine Unterwäsche sorgfältig, bevor er sie einpackte.
C1 adjective /ʌnˈbraɪdld/

unbridled

ungestüm
Meaning
Uncontrolled and unrestrained.
Example
The protesters showed unbridled enthusiasm for change.
Die Demonstranten zeigten ungebremste Begeisterung für Veränderung.
C2 verb /juˈzɜrp/

usurp

usurpieren
Meaning
to take someone's position of power illegally or by force
Example
The general tried to usurp the king's throne.
Der General versuchte, den Thron des Königs zu usurpieren.
C2 noun /ˈʌndərlɪŋ/

underling

Untergebener
Meaning
a person of low rank or importance; a subordinate
Example
The manager ordered his underlings to finish the task quickly.
Der Manager befahl seinen Untergebenen, die Aufgabe schnell zu beenden.
C1 adjective /ʌnˈseɪvəri/

unsavory

unangenehm
Meaning
Disagreeable, unpleasant, or morally offensive.
Example
The politician was linked to an unsavory scandal.
Der Politiker war mit einem unangenehmen Skandal verbunden.
C1 noun /ˈʌp.raɪt.nəs/

Uprightness

Redlichkeit; Integrität
Meaning
the quality of being honest and morally correct; integrity
Example
His uprightness in business dealings earned him great respect.
Seine Aufrichtigkeit in Geschäftsangelegenheiten verschaffte ihm großen Respekt.
C1 adjective /ʌnˈsɪvəlaɪzd/

Uncivilized

unkultiviert; wild;
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.
Die Entdecker stießen auf einen unkultivierten Stamm tief im Amazonasregenwald.
C2 adjective /ʌnˈwəʊntɪd/

unwonted

ungewöhnlich
Meaning
Unusual, uncommon, or out of the ordinary.
Example
She spoke with an unwonted gentleness that surprised everyone.
Sie sprach mit einer ungewöhnlichen Sanftheit, die alle überraschte.
B1 adjective /ˌʌnˈɪntrəstɪŋ/

uninteresting

langweilig
Meaning
not holding attention or curiosity; boring
Example
The lecture was uninteresting and difficult to stay focused on.
Der Vortrag war langweilig und schwer zu verfolgen.
C1 adjective ʌnˈmætʃt

unmatched

unvergleichlich
Meaning
Not equaled or rivaled by any other; without equal.
Example
The freedom fighters showed unmatched bravery.
Die Freiheitskämpfer zeigten unvergleichlichen Mut.
B1 noun /ˌʌnɪmˈplɔɪmənt/

Unemployment

Arbeitslosigkeit
Meaning
the state of being unemployed; lack of paid work
Example
The unemployment rate has increased significantly this year.
Die Arbeitslosenquote ist in diesem Jahr erheblich gestiegen.
B2 adjective /ʌnˈɪndʒərd/

uninjured

unversehrt
Meaning
Without injury; not physically harmed.
Example
All the passengers were rescued uninjured.
Alle Passagiere wurden unversehrt gerettet.
C2 noun /ˈʌŋɡwənt/

unguent

Salbe
Meaning
A soothing or healing ointment applied to the skin.
Example
The doctor applied an unguent to heal the burn.
Der Arzt trug ein Salbmittel auf, um die Verbrennung zu heilen.
B1 adjective /ʌnˈseɪf/

Unsafe

unsicher; gefährlich;
Meaning
involving or causing danger or risk; not protected from harm
Example
It is unsafe to walk alone in this neighborhood at night.
Es ist unsicher, nachts alleine in dieser Nachbarschaft zu gehen.
B2 verb /ˌʌndərˈɛstɪmeɪt/

underestimate

unterschätzen
Meaning
To judge something as less important or smaller than it really is.
Example
Never underestimate the power of teamwork.
Unterschätze niemals die Kraft der Teamarbeit.
B2 adjective /ʌnˈθɪŋkəbl/

Unthinkable

unvorstellbar
Meaning
impossible to conceive or imagine; beyond belief or consideration
Example
It was unthinkable that such a tragedy could happen in our peaceful town.
Es war unvorstellbar, dass eine solche Tragödie in unserer friedlichen Stadt geschehen konnte.
C2 verb /ˌʌn.dɪˈsiːv/

undeceive

enttäuschen
Meaning
To free someone from a misconception or false belief.
Example
She tried to undeceive him about the false rumors.
Sie versuchte, ihn von den falschen Gerüchten zu enttäuschen.
C1 noun /ʌpˈhiːvəl/

upheaval

Umwälzung
Meaning
a violent or sudden change or disruption to something
Example
The company faced a major upheaval after the sudden resignation of its CEO.
Das Unternehmen erlebte eine große Umwälzung nach dem plötzlichen Rücktritt seines CEOs.
C2 adjective /ʌnˈlɛtəd/

unlettered

analphabetisch
Meaning
lacking education or the ability to read and write; illiterate
Example
The unlettered villagers relied on oral traditions to preserve their history.
Die analphabetischen Dorfbewohner verließen sich auf mündliche Traditionen, um ihre Geschichte zu bewahren.
C1 adjective /ˌʌnəbˈtruːsɪv/

unobtrusive

unauffällig
Meaning
not attracting attention; blending in without causing notice
Example
The security cameras are designed to be unobtrusive.
Die Sicherheitskameras sind so konzipiert, dass sie unauffällig bleiben.
C1 adjective /ˌʌndərɪkˈspoʊzd/

underexposed

unterbelichtet, unbeachtet
Meaning
insufficiently exposed to light (in photography) or not given enough attention
Example
The photo was underexposed and looked too dark.
Das Foto war unterbelichtet und sah zu dunkel aus.
C1 noun /ˌʌnbɪˈliːf/

Unbelief

Unglaube
Meaning
lack of religious belief; skepticism or doubt
Example
His unbelief in the supernatural made him a skeptic.
Sein Unglaube an das Übernatürliche machte ihn zu einem Skeptiker.
B1 adverb /ˌʌpsaɪd ˈdaʊn/

Upside-down

umgekehrt
Meaning
with the upper part at the bottom; in or into a reversed position
Example
The picture was hanging upside-down on the wall.
Das Bild hing umgekehrt an der Wand.
C1 adjective /ˌʌnbɪˈkʌmɪŋ/

unbecoming

unangemessen
Meaning
Not proper or appropriate for a person; unsuitable.
Example
His rude behavior was unbecoming of a leader.
Sein unhöfliches Verhalten war für einen Führer unangemessen.
B2 noun /juːˈtɪl.ə.ti/

Utility

Nützlichkeit; Nutzen; öffentlicher Dienst
Meaning
the state of being useful, profitable, or beneficial; a public service
Example
The utility of solar panels increases with rising electricity costs.
Der Nutzen von Solarpanelen steigt mit steigenden Stromkosten.
B1 noun /ʌnˈhæp.i.nəs/

unhappiness

Unglück
Meaning
the state of being unhappy; sadness or dissatisfaction
Example
Her constant unhappiness affected everyone around her.
Ihr ständiges Unglück beeinflusste alle um sie herum.
C1 adjective /ʌnˈsiːmli/

unseemly

ungehörig
Meaning
Not proper or appropriate in behavior or appearance; unbecoming.
Example
His unseemly remarks embarrassed everyone at the dinner table.
Seine ungehörigen Bemerkungen haben alle am Abendtisch verlegen gemacht.
B2 adjective /ˌʌndɪˈzaɪərəbl/

Undesirable

unerwünscht; schädlich; unangenehm
Meaning
not wanted or wished for; harmful or unpleasant
Example
The new policy had several undesirable consequences.
Die neue Politik hatte mehrere unerwünschte Konsequenzen.
C2 verb /ʌnˈkaʊtʃ/

uncouch

vom Sofa entfernen (seltene Bedeutung)
Meaning
to remove from a couch or to release from being laid down (rare/archaic usage)
Example
The surgeon attempted to uncouch the cataract.
Der Chirurg versuchte, den Katarakt zu entfernen.
C1 adjective /ʌnˈruːli/

Unruly

unordentlich; ungehorsam;
Meaning
difficult to control or manage; disorderly and disruptive
Example
The unruly crowd refused to follow the safety instructions.
Die ungehorsame Menge weigerte sich, den Sicherheitsanweisungen zu folgen.
B2 adjective /ˌʌndɪˈsaɪdɪd/

Undecided

unentschlossen; unsicher
Meaning
not having made a decision; uncertain
Example
She was undecided about which college to attend.
Sie war unentschlossen, welches College sie besuchen sollte.
C2 adjective /ʌnˈʌtərəbl/

unutterable

unbeschreiblich
Meaning
Too great, intense, or awful to be expressed or described in words.
Example
She was filled with unutterable joy at the news of her success.
Sie war von unbeschreiblicher Freude erfüllt, als sie die Nachricht über ihren Erfolg hörte.
C1 noun /juːnəˈnɪməti/

Unanimity

Einstimmigkeit
Meaning
complete agreement among all members of a group
Example
The committee reached unanimity on the new policy.
Das Komitee erzielte Einigkeit über die neue Politik.
B2 adjective /ʌnˈɑːrmd/

unarmed

unbewaffnet
Meaning
Not equipped with or carrying weapons
Example
The police found the suspect unarmed during the search.
Die Polizei fand den Verdächtigen während der Durchsuchung unbewaffnet.
C1 adjective /ˌʌnfɔːrˈsiːn/

unforeseen

unvorhergesehen
Meaning
Not anticipated or predicted; unexpected.
Example
The project faced unforeseen challenges that delayed its completion.
The project faced unforeseen challenges that delayed its completion.
A2 noun /ˈʌndərweər/

underwear

Unterwäsche
Meaning
Clothing worn beneath outer clothes, typically next to the skin.
Example
He bought new underwear for the trip.
Er kaufte neue Unterwäsche für die Reise.
A1 adverb /ˈjuː.ʒu.ə.li/

Usually

gewöhnlich; in der Regel
Meaning
in most cases; generally; as a rule
Example
I usually wake up at 7 AM every morning.
Ich wache normalerweise um 7 Uhr morgens auf.
B1 adjective /ʌnˈpɒpjʊlə/

unpopular

unbeliebt
Meaning
not liked or supported by many people
Example
The decision was unpopular with the public.
Die Entscheidung war in der Öffentlichkeit unbeliebt.
B2 adjective /ʌnˈbæləns/

Unbalanced

unausgeglichen; instabil
Meaning
not balanced; lacking stability or equilibrium; mentally unstable
Example
The unbalanced table kept wobbling.
Der unausgeglichene Tisch wackelte.
B2 adjective /ʌnˈfɪt/

Unfit

untauglich; ungeeignet;
Meaning
not in good physical condition; unsuitable or inappropriate
Example
He was declared unfit for military service due to his poor health.
Er wurde aufgrund seiner schlechten Gesundheit für den Militärdienst für untauglich erklärt.
C1 adjective /ˌʌnɪˈkwɪvəkəl/

unequivocal

eindeutig
Meaning
Leaving no doubt; clear and unambiguous
Example
She gave an unequivocal answer to the question.
Sie gab eine eindeutige Antwort auf die Frage.
B2 adverb /ʌnˈkɒnʃəsli/

unconsciously

unbewusst
Meaning
without being aware of one's actions or surroundings
Example
She unconsciously tapped her foot to the rhythm of the music.
Sie wippte unbewusst mit dem Fuß zum Rhythmus der Musik.
B1 adjective /juːˈniːk/

Unique

einzigartig; einzigartig; selten
Meaning
being the only one of its kind; unlike anything else
Example
Every snowflake is unique in its pattern.
Jeder Schneekristall ist einzigartig in seinem Muster.
C1 noun /ˈʌp.ʃɒt/

Upshot

Ergebnis; Schlussfolgerung
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.
Das Ergebnis des Treffens war eine Entscheidung, das Projekt zu verschieben.
C2 adverb /ʌnˈɜːrɪŋli/

unerringly

fehlerfrei
Meaning
Without making any mistakes; always accurate
Example
The archer aimed unerringly at the target.
Der Bogenschütze zielte fehlerfrei auf das Ziel.
B1 adjective ʌnˈplænd

unplanned

ungeplant
Meaning
Not planned or arranged in advance; happening spontaneously without preparation.
Example
Unplanned urbanization contributes to environmental issues.
Ungeplante Urbanisierung trägt zu Umweltproblemen bei.
B2 adjective ʌnˈprɛsɪˌdɛntɪd

unprecedented

beispiellos
Meaning
Never done or known before; without previous example.
Example
Unprecedented advancements in science changed human lives.
Beispiellose Fortschritte in der Wissenschaft veränderten das Leben der Menschen.
C2 adjective /ʌnˈblʌʃɪŋ/

Unblushing

unverschämt; schamlos
Meaning
showing no shame or embarrassment; boldly shameless
Example
He told the unblushing lie without any hesitation.
Er sagte die unverschämte Lüge ohne zu zögern.
A1 noun /ˌjuːnɪˈvɜːrsɪti/

university

Universität
Meaning
an institution of higher education and research, which grants academic degrees
Example
She is studying law at the university.
Sie studiert Rechtswissenschaften an der Universität.
B2 adverb /ʌnˈdaʊtɪdli/

undoubtedly

zweifellos
Meaning
without a doubt, certainly
Example
He is undoubtedly the best player on the team.
Er ist zweifellos der beste Spieler im Team.
B2 adjective /ˌʌnɪnˈfɔːrmd/

uninformed

uninformiert
Meaning
lacking knowledge or awareness about a particular subject; not educated or informed
Example
The decision was made by an uninformed committee.
Die Entscheidung wurde von einem uninformierten Ausschuss getroffen.
A2 noun /ˈʌndərwɛr/

Under wear

Unterwäsche
Meaning
clothing worn under other clothes, next to the skin
Example
She bought new underwear from the department store.
Sie kaufte neue Unterwäsche im Kaufhaus.
B2 adjective /ˈʌpˌraɪt/

Upright

ehrlich und moralisch korrekt; vertikal oder aufrecht in Position
Meaning
honest and morally correct; vertical or erect in position
Example
She is known for being an upright and honest businesswoman.
Sie ist bekannt dafür, eine ehrliche und aufrechte Geschäftsfrau zu sein.
B2 adjective /ˌʌnɪˈmædʒənəbəl/

Unimaginable

unvorstellbar
Meaning
impossible to conceive; beyond imagination
Example
The scale of destruction was unimaginable until we saw it firsthand.
Das Ausmaß der Zerstörung war unvorstellbar, bis wir es mit eigenen Augen sahen.
C1 adjective /ʌnˈduː/

Undue

übermäßig; unangemessen; mehr als nötig oder richtig
Meaning
excessive; inappropriate; more than is necessary or proper
Example
The teacher complained about undue pressure from parents.
Der Lehrer beschwerte sich über den übermäßigen Druck von den Eltern.
C1 adjective ʌnˈwɔːr.rən.tɪd

unwarranted

unbegründet
Meaning
Not justified or necessary; without good reason.
Example
His anger toward the staff was completely unwarranted.
Seine Wut gegenüber dem Personal war völlig unbegründet.
B1 adjective /ʌnˈwel/

Unwell

krank; unwohl
Meaning
not in good health; feeling sick or ill
Example
She has been feeling unwell since yesterday.
Sie fühlt sich seit gestern schlecht.
C2 noun /juːˈkeɪs/

ukase

Dekret
Meaning
An authoritative decree or order, especially one issued by a sovereign or government.
Example
The czar issued a ukase restricting the freedom of the press.
Der Zar erließ ein Dekret, das die Pressefreiheit einschränkte.
B2 adverb /ʌnˈplɛzəntli/

unpleasantly

unangenehm
Meaning
in a way that causes discomfort, annoyance, or displeasure; in an unfriendly or disagreeable manner
Example
The room was unpleasantly hot during the afternoon.
Der Raum war am Nachmittag unangenehm heiß.
C1 verb /ʌnˈkɔrk/

uncork

entkorken
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.
Er entkorkte den Wein und goss ein Glas für alle ein.
B2 adjective /juːˈnæn.ɪ.məs/

Unanimous

einstimmig
Meaning
fully in agreement; shared by all
Example
The committee reached a unanimous decision.
Der Ausschuss traf eine einstimmige Entscheidung.
B1 adjective /ʌnˈwɒn.tɪd/

Unwanted

unerwünscht
Meaning
not desired or welcome; not wanted
Example
He felt like an unwanted guest at the meeting.
Er fühlte sich wie ein unerwünschter Gast bei der Besprechung.
B1 adjective /ˌʌnbɪˈliːvəbəl/

Unbelievable

unglaublich
Meaning
impossible to believe; extremely surprising or remarkable
Example
The magician's performance was absolutely unbelievable.
Die Vorstellung des Zauberers war absolut unglaublich.
C1 adjective /ˌjuːnɪˈlætərəl/

Unilateral

einseitig
Meaning
one-sided; involving only one party
Example
The country made a unilateral decision to withdraw from the treaty.
Das Land traf eine einseitige Entscheidung, sich aus dem Vertrag zurückzuziehen.
B2 adverb /ʌnˈnesəserəli/

Unnecessarily

unnötigerweise
Meaning
to a greater extent than is needed; without necessity
Example
Don't worry unnecessarily about the exam.
Mach dir keine unnötigen Sorgen über die Prüfung.
B2 verb /ˌʌndərˈmaɪn/

undermine

untergraben
Meaning
to gradually weaken or damage something or someone
Example
Constant criticism can undermine a child's confidence.
Ständige Kritik kann das Selbstvertrauen eines Kindes untergraben.
C2 adjective /ˌʌnɪkˈsɛpʃənəbl/

unexceptionable

einwandfrei
Meaning
Not open to objection; acceptable and unobjectionable
Example
His behavior was unexceptionable throughout the event.
Sein Verhalten war einwandfrei während der Veranstaltung.
C2 adjective /ˌʌn.təˈwɔːrd/

untoward

unerwartet
Meaning
Unexpected and inappropriate or inconvenient.
Example
The meeting ended without any untoward incidents.
Das Treffen endete ohne unerwartete Vorfälle.
C2 noun /ɜːrˈbænɪti/

urbanity

Urbanität
Meaning
refined courtesy, elegance, and sophistication in manner
Example
Her urbanity made her popular among diplomats and leaders.
Ihre Urbanität machte sie bei Diplomaten und Führern beliebt.
B2 verb /ɜːrdʒ/

urge

drängen
Meaning
to strongly encourage or try to persuade someone to do something
Example
Doctors urge patients to exercise regularly.
Ärzte drängen Patienten, regelmäßig Sport zu treiben.
C2 adjective /ˈɜːrsaɪn/

ursine

bärartig
Meaning
Relating to or resembling a bear.
Example
The man’s ursine strength amazed everyone.
Die bärartige Stärke des Mannes erstaunte alle.
B2 adjective /ˌʌnəˈvɔɪdəbəl/

Unavoidable

Unvermeidlich; das man nicht vermeiden kann; zwingend
Meaning
cannot be avoided; certain to happen; inevitable
Example
The meeting is unavoidable, so we must attend.
Das Treffen ist unvermeidlich, also müssen wir teilnehmen.
C1 adjective /ʌnˈsɪvəl/

Uncivil

unhöflich; unverschämt;
Meaning
not polite or courteous; rude and discourteous in behavior
Example
His uncivil remarks during the meeting offended everyone present.
Seine unzivilen Bemerkungen während des Treffens haben alle Anwesenden beleidigt.
B1 adjective /ʌnˈʃʊr/

unsure

unsicher
Meaning
not certain or confident; feeling doubt
Example
She felt unsure about the decision.
Sie war sich bei der Entscheidung unsicher.
B2 adverb /ʌnˈsɜːrtənli/

uncertainly

unsicher
Meaning
in a way that shows doubt or lack of certainty
Example
She glanced uncertainly at the complicated instructions.
Sie blickte unsicher auf die komplizierten Anweisungen.
A2 verb /ʌpˈset/

upset

verärgern
Meaning
to make someone worried, sad, or angry; to disturb
Example
The bad news upset everyone.
Die schlechten Nachrichten upset alle.
C2 noun /ˈjuːnɪvəˌlɛns/

univalence

Univalenz
Meaning
The state of having a single valence or combining power, especially in chemistry.
Example
Hydrogen is characterized by its univalence in chemical reactions.
Wasserstoff ist durch seine Univalenz in chemischen Reaktionen gekennzeichnet.
B2 adjective /ʌnˈtʃeɪndʒəbəl/

Unchangeable

unveränderlich; fest;
Meaning
not able to be changed or altered; fixed and permanent
Example
The laws of physics are unchangeable principles that govern the universe.
Die Gesetze der Physik sind unveränderliche Prinzipien, die das Universum regieren.
C1 adjective /ʌnˈsaɪtli/

unsightly

unschön
Meaning
Unpleasant to look at; ugly.
Example
The garbage pile created an unsightly view in the park.
Der Müllhaufen schuf eine unschöne Aussicht im Park.
C1 noun /ˈʌndərˌɡɑːrmənt/

undergarment

Unterwäsche
Meaning
a piece of clothing worn under outer clothes, usually next to the skin
Example
He bought new undergarments for the wedding.
Er kaufte neue Unterwäsche für die Hochzeit.
B1 adjective /ʌnˈlaɪk/

Unlike

anders; nicht ähnlich
Meaning
different from; not similar to
Example
Unlike his brother, he prefers quiet activities.
Im Gegensatz zu seinem Bruder bevorzugt er ruhige Aktivitäten.
C2 adjective /juːˈʒʊəriəs/

usurious

wucherisch
Meaning
Charging excessively high interest rates on loans.
Example
The bank was accused of offering loans at usurious rates.
Die Bank wurde beschuldigt, Darlehen zu wucherischen Zinssätzen anzubieten.
C2 adjective /ˌʌltrəˈmʌndeɪn/

ultramundane

ultramundan
Meaning
Relating to things beyond the physical world; supernatural or transcendental.
Example
Philosophers often discuss ultramundane realities beyond human perception.
Philosophen diskutieren oft über ultramundane Realitäten jenseits der menschlichen Wahrnehmung.
C1 adjective /ʌnˈsoʊld/

unsold

unverkauft
Meaning
not sold; remaining without a buyer
Example
The unsold goods were returned to the warehouse.
Die unverkauften Waren wurden ins Lager zurückgeschickt.
B2 adjective /ˌʌnprɪˈdɪktəbəl/

unpredictable

unvorhersehbar
Meaning
not able to be predicted; changing suddenly and unexpectedly
Example
The weather in this region is highly unpredictable.
Das Wetter in dieser Region ist sehr unvorhersehbar.
C1 adjective /ˌʌn.əˈdʌl.tə.reɪ.tɪd/

Unadulterated

rein
Meaning
not mixed or diluted with any different or extra elements; pure
Example
She felt unadulterated joy when she heard the news.
Sie fühlte reine Freude, als sie die Nachricht hörte.
C1 adjective /ʌnˈvɔɪst/

unvoiced

nicht ausgesprochen
Meaning
not expressed in speech; in phonetics, a sound produced without vocal cord vibration
Example
The student kept her opinion unvoiced during the meeting.
Die Studentin hielt ihre Meinung während des Treffens ungesprochen.
C1 adjective /ʌnˈspiːkəbl/

unspeakable

unbeschreiblich
Meaning
too bad or shocking to be expressed in words
Example
The survivors endured unspeakable horrors during the war.
Die Überlebenden ertrugen unbeschreibliches Grauen während des Krieges.
C1 adjective /ˈʌpərˌmoʊst/

uppermost

oberste
Meaning
situated at the highest place or most important
Example
Her family's safety was uppermost in her mind during the crisis.
Die Sicherheit ihrer Familie stand während der Krise an erster Stelle in ihrem Kopf.
C1 adjective /ˌʌnɪmˈplɔɪəbəl/

unemployable

nicht beschäftigungsfähig
Meaning
Not able to be employed; lacking the skills or qualities necessary for employment
Example
Due to his criminal record, he was considered unemployable in most companies.
Aufgrund seiner kriminellen Vergangenheit galt er in den meisten Unternehmen als nicht beschäftigungsfähig.
C2 noun /ˈʌmbrɪdʒ/

umbrage

Ärger, Unmut
Meaning
A feeling of resentment or offense.
Example
She took umbrage at his rude remark.
Sie nahm Anstoß an seiner groben Bemerkung.
C2 adjective /ˌʌnprəˈpɪʃəs/

unpropitious

ungünstig
Meaning
Not giving or indicating a good chance of success; unfavorable.
Example
The team began their journey under unpropitious weather conditions.
Das Team begann seine Reise unter ungünstigen Wetterbedingungen.
B2 noun ˌɜːbənaɪˈzeɪʃən

urbanization

Urbanisierung
Meaning
The process by which towns and cities are formed and become larger as more people begin living and working in central areas.
Example
Urbanization leads to more developed infrastructure.
Urbanisierung führt zu einer besser entwickelten Infrastruktur.