nachschlagen — German conjugation

to look up

Frequency#1808Irregular

Indicative

Present (Präsens) Irregular

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
ichschlage nachI look up
duschlägst nachyou look up
er/sie/esschlägt nachhe/she/it looks up
wirschlagen nachwe look up
ihrschlagt nachyou (pl.) look up
sie/Sieschlagen nachthey look up

Simple past (Präteritum) Irregular

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
ichschlug nachI looked up
duschlugst nachyou looked up
er/sie/esschlug nachhe/she/it looked up
wirschlugen nachwe looked up
ihrschlugt nachyou (pl.) looked up
sie/Sieschlugen nachthey looked up

Present perfect (Perfekt) Irregular

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 nachgeschlagenI have looked up
duhast nachgeschlagenyou have looked up
er/sie/eshat nachgeschlagenhe/she/it has looked up
wirhaben nachgeschlagenwe have looked up
ihrhabt nachgeschlagenyou (pl.) have looked up
sie/Siehaben nachgeschlagenthey have looked up

Pluperfect (Plusquamperfekt) Irregular

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 nachgeschlagenI had looked up
duhattest nachgeschlagenyou had looked up
er/sie/eshatte nachgeschlagenhe/she/it had looked up
wirhatten nachgeschlagenwe had looked up
ihrhattet nachgeschlagenyou (pl.) had looked up
sie/Siehatten nachgeschlagenthey had looked up

Future I (Futur I) Irregular

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 nachschlagenI will look up
duwirst nachschlagenyou will look up
er/sie/eswird nachschlagenhe/she/it will look up
wirwerden nachschlagenwe will look up
ihrwerdet nachschlagenyou (pl.) will look up
sie/Siewerden nachschlagenthey will look up

Future II (Futur II) Irregular

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 nachgeschlagen habenI will have looked up
duwirst nachgeschlagen habenyou will have looked up
er/sie/eswird nachgeschlagen habenhe/she/it will have looked up
wirwerden nachgeschlagen habenwe will have looked up
ihrwerdet nachgeschlagen habenyou (pl.) will have looked up
sie/Siewerden nachgeschlagen habenthey will have looked up

Subjunctive

Subjunctive II (Konjunktiv II) Irregular

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
ichschlüge nach
duschlügest nach
er/sie/esschlüge nach
wirschlügen nach
ihrschlüget nach
sie/Sieschlügen nach

Other forms

Imperative (Imperativ) Irregular

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
duschlage nach
ihrschlagt nach