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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.
B2 adjective /ˈɒp.ʃən.əl/

Optional

optional
Meaning
not compulsory; left to choice
Example
Wearing a tie is optional for this event.
Das Tragen einer Krawatte ist für diese Veranstaltung optional.
B1 adjective /ˈɔːɡənaɪzd/

organized

organisiert
Meaning
Arranged in a systematic way, especially on a large scale.
Example
An organized approach to work increases productivity and reduces stress.
Ein gut organisierter Ansatz bei der Arbeit erhöht die Produktivität und reduziert Stress.
C1 verb /aʊst/

oust

verdrängen
Meaning
To remove someone from a position or place of power or authority.
Example
The rebels ousted the dictator from power.
Die Rebellen verdrängten den Diktator von der Macht.
B2 noun /ˈɔːɡən/

organ

Organ
Meaning
a part of the body that performs a specific function
Example
The heart is an important organ in the human body.
Das Herz ist ein wichtiges Organ im menschlichen Körper.
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.
B2 adjective /əˈpəʊzd/

opposed

entgegengesetzt
Meaning
being against or in disagreement with something
Example
She is strongly opposed to animal testing.
Sie ist entschieden gegen Tierversuche.
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.
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.
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.
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.
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 noun /ˌɑːbdʒərˈɡeɪʃən/

objurgation

strenge Zurechtweisung
Meaning
a harsh scolding or strong rebuke
Example
His misconduct earned him a severe objurgation from the manager.
Sein Fehlverhalten brachte ihm eine strenge Zurechtweisung vom Manager ein.
B2 adjective /ˌɔːɡənaɪˈzeɪʃənəl/

organizational

organisatorisch
Meaning
relating to the structure or arrangement of a company or group
Example
He works on improving the organizational structure of the company.
Er arbeitet daran, die organisatorische Struktur des Unternehmens zu verbessern.
C1 verb /ˈoʊvərˌhɔːl/

overhaul

große Überholung
Meaning
to examine thoroughly and repair or improve something that is worn or ineffective
Example
The company decided to overhaul its outdated computer system.
Das Unternehmen entschied sich, sein veraltetes Computersystem zu überholen.
A1 adverb /ˈɔːfən/

often

oft
Meaning
frequently, many times
Example
I often visit my grandparents on weekends.
Ich besuche oft meine Großeltern am Wochenende.
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.
B2 noun /əbˈdʒek.ʃən/

Objection

Einwand; Protest; Widerspruch;
Meaning
an expression of disagreement or disapproval; a reason for disagreeing
Example
The lawyer raised an objection during the trial.
Der Anwalt erhob während des Prozesses Einspruch.
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.
C2 noun /oʊf/

Oaf

eine tollpatschige, dumme oder unsensible Person
Meaning
a clumsy, stupid, or insensitive person
Example
Don't be such an oaf - handle the dishes carefully!
Sei kein Oaf – gehe mit den Tellern vorsichtig um!
B2 noun /ˈɔr.fən/

Orphan

Waisenkind
Meaning
a child whose parents are dead; someone without protective support
Example
The orphan was adopted by a loving family.
Das Waisenkind wurde von einer liebevollen Familie adoptiert.
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 noun /ɒmˈnɪpətəns/

omnipotence

Omnipotenz
Meaning
The quality of having unlimited power or authority.
Example
Many religions describe God’s omnipotence as absolute.
Viele Religionen beschreiben die Omnipotenz Gottes als absolut.
C1 noun /ˈɑːdəsi/

odyssey

lange Reise
Meaning
a long, adventurous journey; a series of experiences
Example
Her career has been an odyssey of challenges and achievements.
Ihre Karriere war eine Odyssee aus Herausforderungen und Erfolgen.
A2 noun /ˈɔr.dər/

Order

Befehl; Reihenfolge
Meaning
a command or instruction; the arrangement of things following a particular sequence
Example
The teacher gave an order to sit down quietly.
Der Lehrer gab einen Befehl, sich ruhig hinzusetzen.
B2 adjective + noun ˈɒptɪməl ˈtempərətʃər

optimal temperature

optimale Temperatur
Meaning
The best or most favorable temperature for a particular purpose
Example
Winter provides optimal temperature for farming.
Der Winter bietet die optimale Temperatur für die Landwirtschaft.
B2 adverb /ˈɒdli/

oddly

seltsamerweise
Meaning
in a strange or unusual way; unexpectedly
Example
Oddly, he didn’t seem upset by the bad news.
Seltsamerweise schien er über die schlechte Nachricht nicht verärgert zu sein.
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.
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.
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 verb /ˌoʊvərˈliːp/

overleap

überhüpfen
Meaning
To jump over something; to omit or disregard something.
Example
He managed to overleap the fence easily.
Er schaffte es, den Zaun problemlos zu überspringen.
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 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.
B1 verb /əbˈzɜːrv/

observe

beobachten
Meaning
to watch carefully; to notice or perceive something
Example
Scientists observe the behavior of animals in the wild.
Wissenschaftler beobachten das Verhalten von Tieren in der Wildnis.
C1 noun /ˈɔːr.ə.tɔːr.i/

oratory

Rhetorik
Meaning
The art of public speaking; skilled and confident delivery of speeches to an audience.
Example
His exceptional oratory skills won him the debate competition.
Seine außergewöhnlichen oratorischen Fähigkeiten verschafften ihm den Sieg im Debattierwettbewerb.
A2 noun /ˈʌn.jən/

Onion

Zwiebel
Meaning
a round vegetable with a strong taste and smell, made up of many layers
Example
I need to chop some onions for the curry recipe.
Ich muss einige Zwiebeln für das Curry-Rezept hacken.
A1 verb, adjective /oʊn/

own

besitzen
Meaning
to possess something; belonging to oneself
Example
She owns a beautiful house in the city.
Sie besitzt ein schönes Haus in der Stadt.
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 /ˌɒp.əˈtjuː.nə.ti/

opportunity

Gelegenheit
Meaning
A favorable chance or set of circumstances that makes it possible to do something.
Example
She seized the opportunity to study abroad.
Sie ergriff die Gelegenheit, im Ausland zu studieren.
B1 noun /ˈɔr.ə.ʒɪn/

Origin

ursprung
Meaning
the point or place where something begins, arises, or is derived; the source
Example
Scientists are studying the origin of the universe.
Wissenschaftler untersuchen den Ursprung des Universums.
C1 verb /ˌoʊvərˈriːtʃ/

overreach

Überforderung
Meaning
to go beyond what is proper, acceptable, or achievable; to overextend
Example
The politician overreached by making promises he couldn't keep.
Der Politiker hat sich übernommen, indem er Versprechungen gemacht hat, die er nicht einhalten konnte.
C1 verb /əbˈsɛs/

obsess

besessen sein von
Meaning
To preoccupy or fill the mind of someone continually and to an excessive degree.
Example
She tends to obsess over small details.
Sie neigt dazu, sich über kleine Details zu besessen.
C2 adjective /ˈɒsiəs/

osseous

knochig
Meaning
consisting of or turned into bone; bony
Example
The fossil showed osseous structures of the ancient creature.
Das Fossil zeigte ossäre Strukturen des alten Wesens.
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.
B1 noun /ˈɒbstəkəlz/

obstacles

Hindernisse
Meaning
Things that block one's way or prevent or hinder progress.
Example
Obstacles in life can often lead to valuable lessons.
Hindernisse im Leben führen oft zu wertvollen Lektionen.
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 noun/adjective/adverb /ˌaʊtˈsaɪd/

outside

draußen
Meaning
the external part or surface of something; beyond the boundary
Example
Children were playing outside in the yard.
Kinder spielten draußen im Garten.
A1 conjunction /ɔːr/

or

oder
Meaning
used to link alternatives
Example
You can have tea or coffee.
Du kannst Tee oder Kaffee haben.
B2 adjective /ˈɔː.də.li/

Orderly

ordentlich; systematisch; friedlich
Meaning
well-organized; systematic; peaceful
Example
Please keep your desk orderly and clean.
Bitte halten Sie Ihren Schreibtisch ordentlich und sauber.
C1 adjective /ˈaʊt.kɑːst/

Outcast

ausgestoßen
Meaning
rejected by society; excluded person
Example
He felt like an outcast in his new school.
Er fühlte sich wie ein Ausgestoßener in seiner neuen Schule.
B2 noun /əbˈzɜːvər/

observer

Beobachter
Meaning
a person who watches or notices something
Example
The observer took notes during the meeting.
Der Beobachter machte während des Treffens Notizen.
C2 noun /ˈɑb.lə.kwi/

Obloquy

harte Kritik oder verbaler Missbrauch; öffentliche Verurteilung
Meaning
harsh criticism or verbal abuse; strong public condemnation
Example
The politician faced obloquy after the scandal.
Der Politiker sah sich nach dem Skandal scharfer Kritik ausgesetzt.
C2 noun /ˈɒb.stɪ.nə.si/

obstinacy

Eigensinn
Meaning
Stubborn refusal to change one's opinion or chosen course of action, despite attempts to persuade one to do so.
Example
His obstinacy made negotiations difficult.
Sein Eigensinn erschwerte die Verhandlungen.
C1 verb /ˌoʊvərˈθroʊ/

overthrow

Glück
Meaning
To remove a leader or government from power, often by force.
Example
The rebels planned to overthrow the corrupt regime.
Sie konnte ihr Glück nicht verbergen, als sie den Preis erhielt.
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.
B2 verb /ˌoʊvərˈkʌm/

overcome

überwinden
Meaning
To succeed in dealing with a problem or difficulty.
Example
You can overcome procrastination with planning.
Du kannst die Prokrastination mit Planung überwinden.
C1 verb /ˌaʊtˈweɪ/

outweigh

mehr Gewicht haben
Meaning
To be more important, valuable, or significant than something else.
Example
The benefits of the new policy outweigh the risks.
Die Vorteile der neuen Politik überwiegen die Risiken.
B2 noun /ˈaʊt.saɪ.dər/

Out-sider

Außenseiter
Meaning
a person who does not belong to a particular group; someone not accepted by a group
Example
As an outsider, he found it difficult to understand their traditions.
Als Außenseiter fand er es schwierig, ihre Traditionen zu verstehen.
A2 adverb /ˈɒbviəsli/

obviously

offensichtlich
Meaning
in a way that is easily perceived or understood; clearly
Example
Obviously, he didn’t read the instructions.
Offensichtlich hat er die Anweisungen nicht gelesen.
B2 noun /əbˈsɛʃən/

obsession

Besessenheit
Meaning
An idea, thought, or concern that continually preoccupies or intrudes on a person's mind.
Example
His obsession with success drove him to work day and night.
Seine Besessenheit vom Erfolg trieb ihn dazu, Tag und Nacht zu arbeiten.
A2 noun /ˈoʊpənɪŋ/

opening

Eröffnung
Meaning
an act or instance of beginning something
Example
The opening of the new store was a huge success.
Die Eröffnung des neuen Geschäfts war ein großer Erfolg.
C1 noun /ˈɑːlɪˌɡɑːrki/

oligarchy

Oligarchie
Meaning
A small group of people having control of a country, organization, or institution.
Example
The nation was ruled by a wealthy oligarchy that controlled all resources.
Das Land wurde von einer wohlhabenden Oligarchie regiert, die alle Ressourcen kontrollierte.
B2 noun /wʌn θɜːd/

one-third

ein Drittel
Meaning
one part of something that is divided into three equal parts
Example
One-third of the class was absent today.
Ein Drittel der Klasse war heute abwesend.
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.
C2 noun /oʊˈbeɪsəns/

obeisance

Ehrerbietung
Meaning
A gesture of respect such as a bow or curtsy.
Example
They bowed in obeisance to the king.
Sie verbeugten sich in Ehrerbietung vor dem König.
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.
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.
B2 noun /ˈaʊtlʊk/

outlook

Aussicht, Prognose
Meaning
a person's general attitude or view; a forecast or prospect
Example
The economic outlook for the year is positive.
Der wirtschaftliche Ausblick für das Jahr ist positiv.
C1 adjective ˈɒptɪmaɪzd

optimized

optimiert, verbessert, effizienter
Meaning
Made as fully perfect, functional, or effective as possible; improved to achieve maximum efficiency.
Example
The system has been optimized for faster performance.
Das System wurde für eine schnellere Leistung optimiert.
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 /əˈpoʊ.nənt/

Opponent

Gegner; Rivale
Meaning
a person who disagrees with or resists a proposal or practice; someone who competes against another
Example
The chess player defeated his strongest opponent.
Der Schachspieler besiegte seinen stärksten Gegner.
C1 noun /ˈaʊtriːtʃ/

outreach

Erweiterung der Hilfe
Meaning
The act of providing services or support to people who might not otherwise have access to them.
Example
The charity launched a new outreach program for the homeless.
Die Wohltätigkeitsorganisation startete ein neues Programm zur Erweiterung der Hilfe für Obdachlose.
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.
B2 noun /ˌɒb.zəˈveɪ.ʃənz/

observations

Beobachtung
Meaning
The action or process of observing something carefully.
Example
Observations of distant galaxies provide new insights.
Beobachtungen von fernen Galaxien liefern neue Einblicke.
B2 verb /əbˈteɪn/

obtain

erhalten
Meaning
to get or acquire something
Example
You need to obtain a visa before traveling abroad.
Du musst ein Visum erhalten, bevor du ins Ausland reist.
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.
A2 adjective /ˈɑp.ə.zɪt/

Opposite

entgegengesetzt; völlig unterschiedlich; einander zugewandt; umgekehrt;
Meaning
Contrary; completely different; facing each other; reverse;
Example
They have opposite views on politics but remain good friends.
Sie haben gegensätzliche Ansichten zur Politik, bleiben aber gute Freunde.
A1 adjective /oʊˈkeɪ/

ok

in Ordnung
Meaning
used to indicate agreement, approval, or understanding
Example
Okay, let's go to the park.
In Ordnung, lass uns zum Park gehen.
C1 noun ˈaʊt.sɔːr.sɪŋ

outsourcing

Auslagerung
Meaning
The practice of having certain job functions done outside a company instead of having an in-house department or employee handle them.
Example
Many companies use outsourcing to reduce labor costs.
Viele Unternehmen nutzen Outsourcing, um die Arbeitskosten zu senken.
B2 adjective /ˈaʊtˌɡoʊɪŋ/

outgoing

gesellig
Meaning
Friendly and sociable; inclined to mix with others.
Example
He is an outgoing person who loves meeting new people.
Er ist eine gesellige Person, die es liebt, neue Leute zu treffen.
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.
B2 noun /ˈaʊtɪŋ/

outing

Ausflug
Meaning
a short trip or excursion, often for leisure or enjoyment
Example
They had a lovely outing at the beach last weekend.
Sie hatten einen schönen Ausflug zum Strand am letzten Wochenende.
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.
C2 adjective /ɑːlˈfæktəri/

olfactory

olfaktorisch
Meaning
Relating to the sense of smell.
Example
The perfume activated her olfactory nerves immediately.
Das Parfüm aktivierte sofort ihre Riechnerven.
C1 noun /ˈɑd.ɪ.ti/

Oddity

Seltenheit
Meaning
something that is strange or unusual; a peculiar trait
Example
His habit of sleeping standing up was considered an oddity.
Seine Gewohnheit, im Stehen zu schlafen, wurde als eine Seltenheit betrachtet.
C2 adjective /ˌoʊpəˈlɛsənt/

opalescent

opalartig
Meaning
showing or reflecting a milky, iridescent light like an opal
Example
The opalescent sky glowed with shades of pink and blue.
Der opaleszente Himmel leuchtete in rosa und blauen Tönen.
C2 noun /ɒmˈnɪʃəns/

omniscience

Allwissenheit
Meaning
the state of knowing everything
Example
The novel's narrator has an air of omniscience, revealing every character's thoughts.
Der Erzähler des Romans hat eine Aura von Allwissenheit, indem er die Gedanken jeder Figur offenlegt.
C2 noun /ˈoʊ.kəm/

oakum

alte Tauwerkfasern
Meaning
loose fibers obtained by untwisting old ropes, used for caulking ships
Example
The shipbuilders used oakum to seal the gaps in the wooden planks.
Die Schiffbauer verwendeten Oakum, um die Ritzen in den Holzplanken zu versiegeln.
B1 adjective /əˈbiː.di.ənt/

Obedient

gehorsam
Meaning
willing to comply with orders or instructions; submissive
Example
The obedient student always follows the teacher's instructions.
Der gehorsame Schüler folgt immer den Anweisungen des Lehrers.
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 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.
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.
C1 adjective /əˈblaɪdʒɪŋ/

obliging

hilfsbereit
Meaning
Willing to help or do favors; accommodating.
Example
The staff at the hotel were very obliging and friendly.
Das Personal im Hotel war sehr hilfsbereit und freundlich.
C2 adjective /ɒmˈnɪʃ.ənt/

Omniscient

allwissend
Meaning
having complete knowledge; all-knowing
Example
The narrator in the novel appears to be omniscient, knowing every character's thoughts.
Der Erzähler im Roman scheint omniscient zu sein, da er die Gedanken aller Charaktere kennt.
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.
C1 verb /ˌaʊtˈduː/

outdo

übertreffen
Meaning
To do better than someone else; to surpass.
Example
She always tries to outdo her classmates in exams.
Sie versucht immer, ihre Klassenkameraden in Prüfungen zu übertreffen.
B2 adjective /ˌfæʃ.ənd/

Outdated

veraltet
Meaning
obsolete; no longer current
Example
This computer software is completely outdated.
Diese Software ist vollständig veraltet.
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.
B1 noun /ˈɑː.lɪv/

Olive

Olive
Meaning
a small oval fruit with a hard pit, typically green or black, used for eating or making oil
Example
Olive oil is considered one of the healthiest cooking oils available.
Olivenöl gilt als eines der gesündesten Kochöle, die verfügbar sind.
C1 verb /əbˈstrʌkt/

obstruct

blockieren
Meaning
to block or hinder progress; to prevent or impede movement
Example
The fallen tree obstructed the road for several hours.
Der gefallene Baum blockierte die Straße mehrere Stunden lang.
C2 adjective /ˌoʊvərˈwiːnɪŋ/

overweening

überheblich
Meaning
excessively arrogant or prideful
Example
His overweening pride cost him many friends.
Sein übermäßiger Stolz kostete ihm viele Freunde.
C1 verb ˈɔːr.kɪ.streɪt

orchestrate

koordiniert
Meaning
To plan or coordinate the elements of (a situation) to produce a desired effect, especially surreptitiously.
Example
He skillfully orchestrated the entire event.
Er hat das gesamte Event geschickt orchestriert.
C2 noun /ˌɒpəˈrɛtə/

operetta

leichte Oper
Meaning
a short opera with light and humorous themes
Example
The theater staged a famous operetta by Gilbert and Sullivan.
Das Theater inszenierte eine berühmte Operette von Gilbert und Sullivan.
C1 verb /aʊtˈlɪv/

outlive

überleben
Meaning
to live longer than someone or something else
Example
She outlived all her siblings.
Sie hat alle ihre Geschwister überlebt.
A2 noun /ˈoʊ.nər/

Owner

Eigentümer
Meaning
a person who owns something; someone who has legal possession of property
Example
The owner of the restaurant greeted us warmly.
Der Eigentümer des Restaurants begrüßte uns herzlich.
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.
B1 adjective /əˈrɪdʒ.ɪ.nəl/

Original

original; primär; authentisch
Meaning
first; fundamental; primary; authentic
Example
This is the original document, not a copy.
Dies ist das Originaldokument, keine Kopie.
B2 adjective /ˈɒp.tɪ.məl/

optimal

optimal, am besten
Meaning
Best or most favorable; the most effective under particular conditions.
Example
The optimal temperature for plant growth is around 25°C.
Die optimale Temperatur für das Pflanzenwachstum liegt bei etwa 25°C.
C2 adjective /ˌoʊdəˈrɪfərəs/

odoriferous

wohlriechend
Meaning
having or giving off a smell, especially a strong or pleasant one
Example
The garden was filled with odoriferous flowers.
Der Garten war mit wohlriechenden Blumen gefüllt.
B2 verb /əˈpoʊz/

oppose

opponieren
Meaning
to disagree with or resist; to act against
Example
Many citizens oppose the new tax policy.
Viele Bürger opponieren gegen die neue Steuerpolitik.
C2 adjective /əbˈsiːkwɪəs/

obsequious

kriecherisch
Meaning
Excessively obedient or attentive in a servile way.
Example
The waiter gave an obsequious bow to every customer.
Der Kellner machte eine kriecherische Verbeugung vor jedem Kunden.
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 /ˈɒn.slɔːt/

onslaught

Angriff
Meaning
A fierce or destructive attack.
Example
The village faced an onslaught of enemy forces.
Das Dorf sah sich einem Angriff der feindlichen Truppen gegenüber.
B1 adjective /ˌoʊld ˈfæʃənd/

old-fashioned

altmodisch
Meaning
not modern; belonging to an earlier time
Example
He still wears an old-fashioned hat.
Er trägt immer noch einen altmodischen Hut.
C2 verb /əˈkluːd/

occlude

verstopfen
Meaning
To block or close up an opening or passage.
Example
The pipe was occluded by mineral deposits.
Das Rohr war durch Mineralablagerungen blockiert.
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.
C1 adjective /əbˈtjuːs/

Obtuse

dumm; stumpf; langsam zu verstehen
Meaning
annoyingly insensitive or slow to understand; lacking in intelligence or perception
Example
He was being deliberately obtuse about the instructions.
Er war absichtlich obtus bezüglich der Anweisungen.
A2 noun /ɔɪl/

Oil

Öl
Meaning
a viscous liquid derived from petroleum or plants, used for cooking or fuel
Example
Heat the oil in a pan before adding the vegetables.
Erhitze das Öl in einer Pfanne, bevor du das Gemüse hinzufügst.
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 noun ˈoʊʃən ˌstrætɪfɪˈkeɪʃən

ocean stratification

ozeanische stratifikation
Meaning
The formation of layers in ocean water due to differences in density.
Example
Ocean stratification affects marine biodiversity.
Die Ozeanstratifikation beeinflusst die marine Biodiversität.
C2 noun /ɑːlˈfækʃən/

olfaction

Geruchssinn
Meaning
The sense of smell; the process of detecting and perceiving odors.
Example
Dogs have a highly developed sense of olfaction.
Hunde haben einen sehr gut entwickelten Geruchssinn.