operieren — German conjugation

to operate

Frequency#858Regular

Indicative

Present (Präsens) Regular

Präsens is the default present for facts, habits, and near-future plans. German has no continuous aspect in the same way as English, so a single form often covers both “I work” and “I am working” when you add a time adverb or context.

Ich arbeite heute im Homeoffice.

PronounGermanEnglish
ichoperiereI operate
duoperierstyou operate
er/sie/esoperierthe/she/it operates
wiroperierenwe operate
ihroperiertyou (pl.) operate
sie/Sieoperierenthey operate

Simple past (Präteritum) Regular

Präteritum is a narrative past, common in print and in northern speech, while southern speakers lean on the perfect in conversation. sein and haben keep their Präteritum even when you otherwise avoid the preterite.

Er war müde, aber er hatte keinen Kaffee mehr.

PronounGermanEnglish
ichoperierteI operated
duoperiertestyou operated
er/sie/esoperiertehe/she/it operated
wiroperiertenwe operated
ihroperiertetyou (pl.) operated
sie/Sieoperiertenthey operated

Present perfect (Perfekt) Regular

The Perfekt is the everyday past for finished events: auxiliary haben or sein plus participle, with sein for most motion, coming/going, and some change-of-state verbs.

Wir sind rechtzeitig angekommen und haben gefeiert.

PronounGermanEnglish
ichhabe operiertI have operated
duhast operiertyou have operated
er/sie/eshat operierthe/she/it has operated
wirhaben operiertwe have operated
ihrhabt operiertyou (pl.) have operated
sie/Siehaben operiertthey have operated

Pluperfect (Plusquamperfekt) Regular

The Plusquamperfekt is the pluperfect: it marks what had already completed before a later past episode in the same narrative.

Sie war schon gegangen, bevor er ankam.

PronounGermanEnglish
ichhatte operiertI had operated
duhattest operiertyou had operated
er/sie/eshatte operierthe/she/it had operated
wirhatten operiertwe had operated
ihrhattet operiertyou (pl.) had operated
sie/Siehatten operiertthey had operated

Future I (Futur I) Regular

Futur I is for predictions, firm promises, and also probability about the present in colloquial German. Everyday speech very often uses Präsens plus a time expression instead.

Morgen schneit es, sagt der Wetterbericht.

PronounGermanEnglish
ichwerde operierenI will operate
duwirst operierenyou will operate
er/sie/eswird operierenhe/she/it will operate
wirwerden operierenwe will operate
ihrwerdet operierenyou (pl.) will operate
sie/Siewerden operierenthey will operate

Future II (Futur II) Regular

Futur II (werden + participle + haben/sein) names an action that will be completed before a later time, and can also express a guess that something must already have happened.

Bis Freitag werde ich alles gepackt haben.

PronounGermanEnglish
ichwerde operiert habenI will have operated
duwirst operiert habenyou will have operated
er/sie/eswird operiert habenhe/she/it will have operated
wirwerden operiert habenwe will have operated
ihrwerdet operiert habenyou (pl.) will have operated
sie/Siewerden operiert habenthey will have operated

Subjunctive

Subjunctive II (Konjunktiv II) Regular

Konjunktiv II is the mood for politeness, contrary-to-fact if-clauses, and reported views. In speech, würde + infinitive often stands in for rarer preterit-based forms.

Könnten Sie mir bitte helfen?

PronounGerman
ichoperierte
duoperiertest
er/sie/esoperierte
wiroperierten
ihroperiertet
sie/Sieoperierten

Other forms

Imperative (Imperativ) Regular

The imperative uses the du, ihr, and Sie forms of command; the informal du form drops the -st of the present for many strong verbs, and separable-prefix verbs place the prefix at the end.

Mach bitte schnell, der Zug fährt gleich ab.

PronounGerman
duoperiere
ihroperiert