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B1 adjective /əˈfɪʃəl/

official

offiziell
Meaning
relating to or connected with an authority or public office
Example
He is the official spokesperson for the company.
Er ist der offizielle Sprecher des Unternehmens.
C2 noun /ˈoʊɡər/

ogre

Oger
Meaning
A mythical monster, often depicted as large, hideous, and cruel; metaphorically, a cruel or terrifying person.
Example
The villagers feared the ogre who lived in the dark forest.
Die Dorfbewohner fürchteten den Oger, der im dunklen Wald lebte.
C2 noun /ˌoʊpəˈlɛsəns/

opalescence

Opaleszenz
Meaning
a milky or pearly appearance of a surface like that of an opal
Example
The pearl had a gentle opalescence under the light.
Die Perle hatte eine sanfte Opaleszenz im Licht.
C1 noun /oʊˈmɪʃ.ən/

Omission

Auslassung; Unterlassung
Meaning
the action of excluding or leaving out someone or something; a failure to include
Example
The omission of his name from the list was intentional.
Die Auslassung seines Namens von der Liste war absichtlich.
C2 adjective /ˈɔːrəˌtʌnd/

orotund

volle und klare Stimme
Meaning
full, rich, and clear in sound; pompous in style
Example
The actor's orotund voice filled the theater.
Die orotunde Stimme des Schauspielers füllte das Theater.
C1 verb /aʊtˈwɪt/

outwit

überlisten
Meaning
to defeat or gain an advantage over someone by being more clever or cunning
Example
The fox managed to outwit the hunters.
Der Fuchs konnte die Jäger überlisten.
C1 adjective /ˌəʊ.vərˈɑː.tʃɪŋ/

overarching

übergreifend, umfassend, allumfassend
Meaning
Comprehensive or all-embracing; forming an arch over something.
Example
The overarching theme of the book is human resilience.
Das übergeordnete Thema des Buches ist menschliche Resilienz.
C2 adjective /ˈəʊ.dər.əs/

Odorous

duftend; aromatisch
Meaning
having a strong smell; fragrant; aromatic
Example
The garden was filled with odorous flowers.
Der Garten war voller duftender Blumen.
B1 verb /ˈɒpəreɪt/

operate

bedienen
Meaning
to function; to control or manage; to perform surgery
Example
The surgeon will operate on the patient tomorrow.
Der Chirurg wird den Patienten morgen operieren.
A1 preposition, adverb /ˈoʊvər/

over

über
Meaning
across, on top of, or beyond
Example
The book is lying over the table.
Das Buch liegt über dem Tisch.
C1 adverb /ˈɒp.tɪ.məl.i/

optimally

optimal
Meaning
In the most effective or efficient way possible.
Example
Tasks should be allocated optimally for maximum output.
Aufgaben sollten optimal für maximale Ergebnisse verteilt werden.
C1 verb /ˌaʊtˈstrɛtʃ/

outstretch

ausstrecken
Meaning
To extend or stretch something outward.
Example
He outstretched his hand to help her up.
Er streckte seine Hand aus, um ihr zu helfen.
A1 preposition /ʌv/

of

von
Meaning
expressing the relationship between a part and a whole
Example
The book is on the table, in front of the window.
Das Buch ist auf dem Tisch, vor dem Fenster.
B2 noun /ˈaʊtˌbreɪk/

outbreak

Ausbruch
Meaning
a sudden start or occurrence of something unpleasant, like disease or violence
Example
There was an outbreak of flu in the city.
Es gab einen Ausbruch von Grippe in der Stadt.
C1 noun /əˈfen.dər/

Offender

Straftäter; Gesetzesbrecher
Meaning
a person who commits an illegal act; someone who breaks the law
Example
The young offender was sentenced to community service.
Der junge Straftäter wurde zu gemeinnütziger Arbeit verurteilt.
B2 verb /əˈfend/

offend

beleidigen
Meaning
to cause displeasure or resentment; to hurt someone's feelings
Example
His rude comments offended many people at the meeting.
Seine unhöflichen Kommentare haben viele Menschen bei dem Treffen beleidigt.
C1 noun /ɔːr/

Oar

Ruder
Meaning
a long pole with a flat blade used to row a boat
Example
He dipped the oar into the water and pulled the boat forward.
Er tauchte das Ruder ins Wasser und zog das Boot vorwärts.
C1 verb /aʊtˈlæst/

outlast

länger überdauern als
Meaning
to continue longer than; to endure beyond someone or something else
Example
The old castle has outlasted many generations.
Das alte Schloss hat viele Generationen überdauert.
C1 adjective /ˈɒm.ɪ.nəs/

Ominous

unheilvoll; drohend
Meaning
giving the impression that something bad will happen; threatening; foreboding
Example
The dark clouds looked ominous before the storm.
Die dunklen Wolken sahen ominös aus, bevor der Sturm kam.
C1 adjective /ˌaʊt əv ðə ˈweɪ/

out-of-the-way

abgelegen oder ungewöhnlich
Meaning
remote or unusual; not in a convenient or usual location
Example
They stayed in an out-of-the-way village.
Sie blieben in einem abgelegenen Dorf.
B2 noun /əˈfens/

Offence

Verstoß; Straftat; Angriff
Meaning
a breach of law or rule; an annoyance or resentment
Example
Stealing is a serious offence punishable by law.
Diebstahl ist ein schweres Vergehen, das gesetzlich bestraft wird.
C2 noun /ˌɔːrəˈtɔːri.oʊ/

oratorio

religiöse Musikkomposition
Meaning
A large-scale musical composition for orchestra, choir, and soloists, usually on a sacred theme, performed without costumes or scenery.
Example
Handel's 'Messiah' is one of the most famous oratorios ever written.
Handels 'Messias' ist eines der bekanntesten Oratorien, die je geschrieben wurden.
C2 adjective /əˈprəʊ.bri.əs/

opprobrious

verachtend
Meaning
Expressing strong criticism or scorn.
Example
He made opprobrious remarks about his opponent.
Er machte verächtliche Bemerkungen über seinen Gegner.
C1 adjective /ˌɒstɛnˈteɪʃəs/

ostentatious

protzig
Meaning
Characterized by a showy or pretentious display intended to impress others.
Example
He wore an ostentatious gold chain to the party.
Er trug eine protzige goldene Kette zur Party.
C1 adjective /əbˈdʒek.ʃən.ə.bəl/

Objectionable

anstößig
Meaning
arousing distaste or opposition; unpleasant or offensive
Example
His objectionable behavior made everyone uncomfortable.
Sein anstößiges Verhalten machte alle unwohl.
B2 noun /ˈaʊt.laɪn/

Outline

Umriss; Entwurf; Skizze
Meaning
a general description or plan showing the essential features of something; the main points
Example
The teacher provided an outline of the course syllabus.
Der Lehrer stellte eine Umriss des Kursplans zur Verfügung.
B2 verb /ˌoʊvərˈloʊd/

overload

überladen
Meaning
to load with too much weight or cargo; to give too much work or information
Example
Don't overload the washing machine or it might break down.
Überlade die Waschmaschine nicht, sonst könnte sie kaputt gehen.
B2 noun /oʊˈbiː.di.əns/

Obedience

gehorsam
Meaning
compliance with an order, request, or law; submission to authority
Example
Children should show obedience to their parents.
Kinder sollten ihren Eltern Gehorsam zeigen.
B2 noun ˈəʊ.və.hed

overhead

Gemeinkosten
Meaning
Ongoing business expenses not directly attributable to creating a product or service.
Example
The company reduced its overhead to increase profits.
Das Unternehmen reduzierte seine Gemeinkosten, um den Gewinn zu steigern.
A1 adverb /aʊt/

out

draußen
Meaning
moving or appearing away from the inside or center; not at home or present
Example
He stepped out of the room quietly.
Er trat leise aus dem Raum.
B2 noun ˈɔː.bɪt

orbit

Umlaufbahn
Meaning
The curved path of a celestial object around a star, planet, or moon.
Example
The satellite maintains its orbit around Earth.
Der Satellit hält seine Umlaufbahn um die Erde bei.
A2 adjective /ˈaʊtdɔːr/

outdoor

im Freien
Meaning
situated, existing, or done outside a building
Example
We planned an outdoor picnic for the weekend.
Wir haben ein Picknick im Freien für das Wochenende geplant.
C2 noun /ˈoʊ.vər.let/

Overlet

Topper
Meaning
a thin mattress or pad placed over a bed for additional comfort
Example
The overlet makes the bed more comfortable to sleep on.
Der Topper macht das Bett bequemer zum Schlafen.
C1 verb /əˈprɛs/

oppress

unterdrücken
Meaning
to keep someone down by harsh and unfair use of authority; to suppress
Example
The dictator oppressed the people for decades.
Der Diktator unterdrückte das Volk über Jahrzehnten.
A1 interjection /oʊ/

oh

Oh
Meaning
used to express surprise, realization, or understanding
Example
Oh, I didn't know you were here!
Oh, ich wusste nicht, dass du hier bist!
B2 noun /əˈfɛns/

offense

Vergehen
Meaning
an illegal act; a crime
Example
The offense was committed in broad daylight.
Das Vergehen wurde bei Tageslicht begangen.
B2 noun /ˈoʊtˌmiːl/

oatmeal

Haferbrei
Meaning
A type of porridge made from ground oats, often eaten for breakfast.
Example
She eats a bowl of oatmeal every morning for breakfast.
Sie isst jeden Morgen eine Schüssel Haferbrei zum Frühstück.
C2 noun /ˈɒkjʊlɪst/

oculist

Augenarzt
Meaning
An old-fashioned term for an eye doctor or ophthalmologist.
Example
The village oculist was known for treating various eye diseases.
Der Oculist des Dorfes war bekannt für die Behandlung verschiedener Augenkrankheiten.
C1 noun /ˌəʊvərɪksˌplɔɪˈteɪʃən/

overexploitation

Übernutzung
Meaning
The unsustainable use of natural resources at a rate that exceeds their ability to regenerate, leading to depletion and environmental degradation.
Example
Overexploitation of natural resources leads to environmental degradation.
Die Übernutzung natürlicher Ressourcen führt zu Umweltzerstörung.
B2 noun /ˈɔːɡənɪzəm/

organism

Organismus
Meaning
a living thing that has an organized structure and can grow and reproduce
Example
Every organism needs water to survive.
Jeder Organismus braucht Wasser, um zu überleben.
C2 adjective /ɔːrˈθɑːɡənl/

orthogonal

orthogonal
Meaning
at right angles; independent or unrelated
Example
In mathematics, two vectors are orthogonal if their dot product is zero.
In der Mathematik sind zwei Vektoren orthogonal, wenn ihr Skalarprodukt null ist.
C1 adjective /oʊˈvɜːrt/

overt

offen
Meaning
Done or shown openly; not hidden or secret.
Example
There was an overt display of hostility between the rivals.
Es gab eine offene Darstellung von Feindseligkeit zwischen den Rivalen.
B1 noun /ˈɔːfɪsər/

officer

Beamter
Meaning
a person in a position of authority, especially in law enforcement
Example
The officer gave him a ticket for speeding.
Der Beamte gab ihm ein Ticket wegen zu schnellen Fahrens.
C1 noun /ˈɔːrdɪnəns/

ordinance

verordnung
Meaning
An authoritative rule, law, or decree issued by a city, town, or authority.
Example
The city council passed an ordinance banning smoking in public parks.
Der Stadtrat verabschiedete eine Verordnung, die das Rauchen in öffentlichen Parks verbietet.
C2 verb /oʊˈpaɪn/

opine

eine Meinung äußern
Meaning
to express an opinion or belief
Example
The professor opined that the policy would fail.
Der Professor äußerte die Meinung, dass die Politik scheitern würde.
C2 noun /ˈɒn.rʌʃ/

onrush

Ansturm
Meaning
A sudden powerful forward or downward rush or flow.
Example
The onrush of water swept away the bridge.
Der Ansturm von Wasser fegte die Brücke fort.
B2 adverb /əˈfɪʃəli/

officially

offiziell
Meaning
in a formal or authorized way
Example
The building was officially opened by the mayor.
Das Gebäude wurde offiziell vom Bürgermeister eröffnet.
B2 noun /ɒpˈtɪʃən/

optician

Optiker
Meaning
A person who makes or sells glasses and contact lenses.
Example
The optician adjusted my new glasses to fit better.
Der Optiker passte meine neuen Brillen so an, dass sie besser passten.
A1 pronoun /aʊərz/

ours

unser
Meaning
belonging to or associated with us
Example
This victory is ours.
Dieser Sieg gehört uns.
B2 verb /ˌoʊvərˈlʊk/

overlook

übersehen
Meaning
to fail to notice or consider something; to have a view from above
Example
It's easy to overlook small details when you're in a hurry.
Es ist einfach, kleine Details zu übersehen, wenn man in Eile ist.
C2 noun /əbˈstrʌkʃənɪst/

obstructionist

Verhinderer
Meaning
a person who deliberately delays or prevents progress by being uncooperative or oppositional
Example
The obstructionist in the committee kept delaying the decision-making process.
Der Verhinderer im Ausschuss verzögerte weiterhin den Entscheidungsfindungsprozess.
C2 noun /ˈɑːbəlɪsk/

obelisk

obelisk
Meaning
A tall, four-sided, narrow tapering monument with a pyramid-shaped top.
Example
The ancient Egyptians built obelisks to honor their gods.
Die alten Ägypter errichteten Obelisken, um ihre Götter zu ehren.
B2 noun /oʊk/

oak

Eiche
Meaning
a large tree that produces acorns and has strong, hard wood
Example
The old oak tree provided shade for the entire yard.
Der alte Eichenbaum spendete Schatten für den ganzen Garten.
C2 noun /ˈɒrɪz(ə)n/

orison

Gebet
Meaning
a prayer, especially a devout or formal one
Example
He whispered a quiet orison before going to sleep.
Er flüsterte ein stilles Gebet, bevor er ins Bett ging.
A2 noun /ˈɒf.ɪs/

office

Büro
Meaning
a room or building where people work, usually at desks
Example
She left the office early to attend a family event.
Sie verließ das Büro früh, um an einer Familienveranstaltung teilzunehmen.
C2 verb /ˌaʊtməˈnuːvər/

outmaneuver

geschickt überlisten
Meaning
to gain an advantage over an opponent by skillful or clever action
Example
The smaller company managed to outmaneuver its larger rival.
Das kleinere Unternehmen schaffte es, seinen größeren Konkurrenten geschickt zu überlisten.
C2 noun /oʊd/

ode

Ode
Meaning
a lyrical poem, often expressing praise or strong emotions
Example
The poet wrote an ode to the beauty of nature.
Der Dichter schrieb eine Ode an die Schönheit der Natur.
B2 verb əbˈzɜːrvd

observed

begehen
Meaning
To celebrate or keep a religious or other festival.
Example
The day is observed annually to raise awareness.
Der Tag wird jährlich begangen, um Bewusstsein zu schaffen.
B2 verb /ˌoʊvərˈduː/

overdo

übertreiben
Meaning
to do something too much; to exaggerate or carry to excess
Example
Don't overdo the exercise on your first day at the gym.
Übertreibe das Training am ersten Tag im Fitnessstudio nicht.
C2 adjective /əbˈtruːsɪv/

obtrusive

aufdringlich
Meaning
noticeable in an unpleasant or unwelcome way; intrusive
Example
The advertisement was so obtrusive that it ruined the user’s experience.
Die Werbung war so aufdringlich, dass sie das Benutzererlebnis ruinierte.
C2 noun ˌɒbfəsˈkeɪʃən

obfuscation

Obfuskation, Verwirrung
Meaning
The action of making something obscure, unclear, or unintelligible.
Example
The obfuscation of the data made it difficult to interpret.
Die Obfuskation der Daten erschwerte deren Interpretation.
B2 noun /ˈɔːrnəmənt/

ornament

Schmuck
Meaning
A decorative object that adds beauty to something.
Example
The Christmas tree was decorated with colorful ornaments.
Der Weihnachtsbaum war mit buntem Schmuck geschmückt.
A1 adjective/adverb /ˈoʊnli/

only

nur
Meaning
without others; solely
Example
He is the only person who knows the secret.
Er ist die einzige Person, die das Geheimnis kennt.
A2 noun /ˈɒpərə/

opera

Oper
Meaning
a dramatic performance in which the actors sing most of their lines
Example
We watched a beautiful opera at the theater last night.
Wir haben gestern Abend im Theater eine schöne Oper gesehen.
B2 adjective /ˌoʊvərˈwɛlmɪŋ/

overwhelming

überwältigend
Meaning
Very intense; overpowering.
Example
Large tasks can feel overwhelming.
Große Aufgaben können überwältigend wirken.
C2 adjective /ˌɒbsəˈlɛsnt/

obsolescent

veraltet
Meaning
Becoming outdated or on the way to becoming obsolete.
Example
The obsolescent technology could not compete with modern devices.
Die veraltete Technologie konnte nicht mit modernen Geräten konkurrieren.
C2 noun /ˌɔːrdɪˈneɪʃən/

ordination

ordination
Meaning
The ceremony of conferring holy orders or official religious authority.
Example
The church held a special service for the ordination of new priests.
Die Kirche hielt einen speziellen Gottesdienst zur Ordination neuer Priester ab.
C1 adjective /ɔːˈneɪt/

ornate

verziert
Meaning
elaborately or highly decorated
Example
The palace hall was filled with ornate furniture and paintings.
Der Palasthalle war mit verzierten Möbeln und Gemälden gefüllt.
C2 verb /ˈɑːblɪˌɡeɪt/

obligate

verpflichten
Meaning
to bind legally or morally; to compel someone to do something
Example
The contract obligates the company to provide timely service.
Der Vertrag verpflichtet das Unternehmen, rechtzeitig Service zu leisten.
C1 adjective /ˌəʊvərˈstɪmjʊˌleɪtɪd/

overstimulated

überstimuliert
Meaning
Excessively excited or aroused, overwhelmed by too much stimulus.
Example
Overstimulated minds can lead to burnout and decreased productivity.
Überstimulierte Gedanken können zu Burnout und verringerter Produktivität führen.
A2 modal verb /ɔːt/

ought

sollte
Meaning
Used to indicate duty, correctness, or moral obligation.
Example
You ought to respect your elders.
Du solltest deine Älteren respektieren.
C1 verb /ˌoʊvərˈʃædoʊ/

overshadow

überschatten
Meaning
to appear more important or significant than something else, reducing its impact
Example
The scandal overshadowed his achievements.
Der Skandal überschattete seine Erfolge.
B2 noun /ˌɑb.lɪˈɡeɪ.ʃən/

Obligation

verpflichtung
Meaning
a duty or commitment; something that must be done legally or morally
Example
Parents have an obligation to care for their children.
Eltern haben die Verpflichtung, sich um ihre Kinder zu kümmern.
C2 adjective /ˈoʊ.kən/

oaken

aus Eichenholz
Meaning
made of or resembling oak wood
Example
The villagers gathered around the oaken table in the hall.
Die Dorfbewohner versammelten sich um den Eichentisch in der Halle.
C2 noun /ˈoʊpiət/

opiate

Opiat
Meaning
a drug containing opium or its derivatives, used to relieve pain or cause sleep
Example
The doctor prescribed an opiate to relieve the patient's pain.
Der Arzt verschrieb dem Patienten ein Opiat, um die Schmerzen zu lindern.
C1 adjective/adverb /ˌɒfˈhænd/

offhand

unüberlegt
Meaning
Without previous thought or preparation; casual and sometimes dismissive.
Example
She gave an offhand reply to his serious question.
Sie gab eine unüberlegte Antwort auf seine ernsthafte Frage.
C1 adjective /əbˈzɜːrvənt/

Observant

beobachtend
Meaning
quick to notice things; watchful; attentive
Example
The observant detective noticed every small detail at the crime scene.
Der aufmerksame Detektiv bemerkte jedes kleine Detail am Tatort.
C2 noun /əbˈstɛtrɪks/

obstetrics

Geburtskunde
Meaning
The branch of medicine dealing with childbirth and care of women giving birth.
Example
She is studying obstetrics to become a specialist in childbirth.
Sie studiert Geburtskunde, um eine Spezialistin für Geburtshilfe zu werden.
C1 noun ˌoʊ.vɚˈɡreɪ.zɪŋ

overgrazing

Überweidung
Meaning
The practice of allowing livestock to graze to the point of damaging vegetation.
Example
Overgrazing leads to soil erosion and loss of biodiversity.
Überweidung führt zu Bodenerosion und Verlust der Biodiversität.
C1 adjective ˈɒb.stɪ.nət

obstinate

stur
Meaning
Refusing to change one's mind or accept others' advice easily.
Example
He remained obstinate despite the logical arguments.
Er blieb trotz der logischen Argumente stur.
C2 noun /ˈɒksɪdənt/

occident

Okzident
Meaning
The countries of the West, especially Europe and America.
Example
The Occident has a long history of philosophical thought.
Der Okzident hat eine lange Geschichte der philosophischen Gedanken.
C2 noun /ˈəʊpəs/

opus

kreatives Werk
Meaning
A creative work, especially a large and important piece of music or art.
Example
The composer considered the symphony his greatest opus.
Der Komponist betrachtete die Sinfonie als sein größtes kreatives Werk.
C1 noun ˌɒp.tɪ.maɪˈzeɪ.ʃən

optimization

Optimierung
Meaning
Improving processes to increase performance and efficiency.
Example
SEO optimization helps websites rank higher on search engines.
SEO-Optimierung hilft Websites, in Suchmaschinen höher zu ranken.
B2 noun /ˈaʊtskɜːrts/

outskirts

Vororte der Stadt
Meaning
The outer parts of a town or city, away from the center.
Example
They moved to the outskirts of the city for a quieter life.
Sie zogen in die Vororte der Stadt für ein ruhigeres Leben.
C2 adjective /ɒˈstɛnsɪv/

ostensive

ostentativ
Meaning
clearly demonstrative or pointing out; explicitly shown
Example
The teacher gave an ostensive example to clarify the concept.
Der Lehrer gab ein ostentatives Beispiel, um das Konzept zu klären.
C1 noun /ˈɔɪntmənt/

ointment

Salbe
Meaning
A smooth, oily substance applied to the skin for healing or soothing.
Example
The doctor prescribed an ointment for the burn on his arm.
Der Arzt verschrieb eine Salbe für die Verbrennung an seinem Arm.
C1 noun /ˈoʊvərˌsiːər/

overseer

Aufseher
Meaning
a person who supervises work or workers; a manager
Example
The overseer made sure the workers followed safety rules.
Der Aufseher stellte sicher, dass die Arbeiter die Sicherheitsregeln befolgten.
B1 adverb /ˈʌðərwaɪz/

Otherwise

anders; sonst
Meaning
in a different way; if not; or else; apart from that
Example
Study hard, otherwise you will fail the exam.
Lerne hart, sonst fällst du durch die Prüfung.
B2 adverb /ˈaʊtraɪt/

Outright

direkt; vollständig; ohne Vorbehalt
Meaning
completely; directly; without reservation or concealment
Example
She rejected the proposal outright.
Sie lehnte den Vorschlag direkt ab.
C1 verb ˈɔː.kɪ.streɪ.tɪd

orchestrated

orchestriert
Meaning
Planned or coordinated carefully and deliberately.
Example
The attacks were orchestrated with precision.
Die Angriffe wurden mit Präzision orchestriert.
C2 noun /ɔːˈreɪʃən/

oration

Ansprache
Meaning
A formal speech, especially one given on a ceremonial occasion
Example
The president delivered an inspiring oration.
Der Präsident hielt eine inspirierende Ansprache.
A2 verb /ˈɔːfər/

offer

anbieten
Meaning
to present something for acceptance or rejection; to propose
Example
She offered to help with the project.
Sie bot an, bei dem Projekt zu helfen.
C1 verb əˈblɪt.ə.reɪt

obliterate

vernichten
Meaning
To destroy utterly; wipe out completely, to erase or remove something completely.
Example
The storm obliterated entire villages.
Der Sturm vernichtete ganze Dörfer.
B2 noun/verb /ˈoʊvərˌdoʊs/

overdose

überdosis
Meaning
An excessive and dangerous amount of a drug; to take too much of a substance.
Example
He was rushed to the hospital after a drug overdose.
Er wurde nach einer Drogenüberdosis ins Krankenhaus eingeliefert.
A1 verb /ˈoʊpən/

open

öffnen
Meaning
to move something so as to allow access; to begin
Example
Please open the door for me.
bitte öffne die Tür für mich.
B1 adjective /ˌoʊvərˈsiːz/

overseas

ins Ausland
Meaning
in or to a foreign country across the sea
Example
He went overseas for higher education.
Er ging ins Ausland für höhere Bildung.
A1 adjective /ˈʌðər/

other

anderer
Meaning
used to refer to something different from the one already mentioned or known
Example
I don't want this one, I will take the other one.
Ich will dieses nicht, ich werde das andere nehmen.
C1 adjective /ˌaʊtˈlændɪʃ/

outlandish

seltsam
Meaning
Looking or sounding bizarre or unfamiliar; strange.
Example
He wore an outlandish costume to the festival.
Er trug ein seltsames Kostüm zum Festival.
C1 adjective /aʊtˈmoʊdɪd/

outmoded

veraltet
Meaning
No longer in fashion or useful; outdated.
Example
That old computer is completely outmoded.
Dieser alte Computer ist völlig veraltet.
C1 adjective /ˈɑp.ər.ə.tɪv/

Operative

aktiv; in Kraft; funktionierend; betriebsbereit;
Meaning
Functioning; in effect; working; active;
Example
The new safety protocols became operative immediately after the accident.
Die neuen Sicherheitsprotokolle wurden unmittelbar nach dem Unfall betriebsbereit.
C1 noun ˌɒb.səˈlɛs.əns

obsolescence

Veralterung
Meaning
The process of becoming obsolete or outdated and no longer used.
Example
The rapid advancement of technology leads to the obsolescence of old devices.
Der schnelle technologische Fortschritt führt zur Veralterung alter Geräte.
C2 adjective /ˈoʊdiəs/

odious

abscheulich
Meaning
extremely unpleasant or repulsive
Example
The dictator was remembered for his odious crimes.
Der Diktator wurde für seine abscheulichen Verbrechen erinnert.
B1 verb /əˈkɜːr/

occur

auftreten
Meaning
to happen or take place; to be found or present
Example
The accident occurred at the intersection during rush hour.
Der Unfall trat an der Kreuzung während der Stoßzeit auf.
C1 adjective /ˈɒptɪkəl/

optical

optisch
Meaning
related to or used in seeing or sight
Example
The optical illusion fooled everyone at the exhibition.
Die optische Täuschung täuschte alle auf der Ausstellung.
C1 verb /ˈɔːstrəˌsaɪz/

ostracize

ostracisieren
Meaning
to exclude someone from a group or society; to banish or shun
Example
After the scandal, he was ostracized by his former colleagues.
Nach dem Skandal wurde er von seinen ehemaligen Kollegen ostracized.
C1 verb /əˈfɪʃieɪt/

officiate

leiten
Meaning
To perform official duties, especially in a ceremony or as a referee.
Example
The priest will officiate the wedding ceremony.
Der Priester wird die Hochzeitszeremonie leiten.
B2 noun /ˈɒfərɪŋ/

offering

Angebot
Meaning
something that is given, especially as a gift or contribution
Example
The company’s latest offering is an eco-friendly car.
Das neueste Angebot des Unternehmens ist ein umweltfreundliches Auto.
C1 noun ɔːrˈdiːl

ordeal

harte Prüfung
Meaning
A physical or mental painful experience that must be endured
Example
Surviving the wilderness was a tough ordeal for them.
Das Überleben in der Wildnis war eine harte Prüfung für sie.
C1 noun /ˈoʊvərˌtʊr/

overture

Vorspiel / Vorschlag
Meaning
An introduction to something more substantial; a proposal or preliminary action.
Example
The peace overture was welcomed by both nations.
Der Friedensvorschlag wurde von beiden Nationen begrüßt.
B2 noun oʊˈbiː.sə.t̬i

obesity

Fettleibigkeit
Meaning
The condition of being grossly fat or overweight.
Example
Obesity increases the risk of diabetes and heart disease.
Fettleibigkeit erhöht das Risiko für Diabetes und Herzkrankheiten.
A2 adjective/adverb /ˈɒnˌlaɪn/

online

online
Meaning
connected to or available through the internet
Example
I prefer shopping online rather than going to stores.
Ich kaufe lieber online ein, als in Geschäfte zu gehen.
B2 noun /ˈɒpəreɪtər/

operator

Operator
Meaning
a person who operates equipment, a business, or controls something
Example
The machine operator ensured that everything ran smoothly.
Der Maschinenoperator stellte sicher, dass alles reibungslos lief.
C1 noun /ɒpˈtɒmətri/

optometry

Optometrie
Meaning
The practice or profession of examining the eyes and prescribing corrective lenses.
Example
She studied optometry at the university to become an eye specialist.
Sie studierte Optometrie an der Universität, um Augenärztin zu werden.
B1 noun /əˈkeɪ.ʒən/

Occasion

Gelegenheit; besonderer Anlass
Meaning
a particular time or instance of an event; a special celebration
Example
Their wedding was a joyous occasion.
Ihre Hochzeit war eine freudige Gelegenheit.
C2 adjective /ˈɑːbdjʊrət/

obdurate

unbeugsam
Meaning
Stubbornly refusing to change one's opinion or course of action.
Example
He remained obdurate despite everyone's pleas.
Er blieb unbeugsam trotz aller Bitten.
B2 verb /əˈblaɪdʒ/

oblige

verpflichten
Meaning
to compel or require someone to do something; to help or do a favor
Example
I would be happy to oblige you with the information you need.
Ich würde mich freuen, Ihnen die benötigten Informationen zu geben.
C1 adjective /ˈɒptɪməm/

optimum

optimal
Meaning
Most conducive to a favorable outcome; best.
Example
To achieve optimum results, we need to improve efficiency.
Um optimale Ergebnisse zu erzielen, müssen wir die Effizienz verbessern.
C1 noun /ˈoʊvərˌtoʊn/

overtone

subtile Bedeutung
Meaning
A subtle quality, implication, or additional meaning beyond the obvious.
Example
His speech had political overtones that were hard to ignore.
Seine Rede hatte politische Untertöne, die schwer zu ignorieren waren.
B2 noun /ˈɔɪ.stər/

Oyster

Auster
Meaning
a type of shellfish that can be eaten and sometimes contains pearls
Example
She ordered fresh oysters at the seafood restaurant.
Sie bestellte frische Austern im Meeresfrüchte-Restaurant.
C1 noun /oʊˈeɪ.sɪs/

Oasis

Oase
Meaning
a fertile spot in a desert where water is found; a pleasant refuge
Example
The travelers found an oasis after days in the desert.
Die Reisenden fanden eine Oase nach mehreren Tagen in der Wüste.
B2 noun /ˈaʊtbɜːrst/

outburst

plötzlicher Ausbruch von Wut oder Emotion
Meaning
a sudden release of strong emotion or activity
Example
She had an angry outburst during the meeting.
Sie hatte während des Treffens einen wütenden Ausbruch.