The German verb "warnen" means "to warn" in English. It is a regular verb. Below you'll find the complete conjugation tables for "warnen" across all 7 tenses. New to German verbs? Start with the German verb guide.
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How to Conjugate "warnen" in the Present Tense
Präsens Actions happening now or regularly| Person | English | Conjugation |
|---|---|---|
| ich | I | warne |
| du | you (informal) | warnst |
| er/sie/es | he/she/it | warnt |
| wir | we | warnen |
| ihr | you all (informal) | warnt |
| sie/Sie | they/you (formal) | warnen |
Er warnt die Leute vor dem Sturm.
He warns the people about the storm.
How to Conjugate "warnen" in the Simple Past Tense
Präteritum Completed actions in the past (written/formal)| Person | English | Conjugation |
|---|---|---|
| ich | I | warnte |
| du | you (informal) | warntest |
| er/sie/es | he/she/it | warnte |
| wir | we | warnten |
| ihr | you all (informal) | warntet |
| sie/Sie | they/you (formal) | warnten |
Er warnte vor dem Sturm.
He warned of the storm.
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Perfekt Completed actions (spoken German)| Person | English | Conjugation |
|---|---|---|
| ich | I | habe gewarnt |
| du | you (informal) | hast gewarnt |
| er/sie/es | he/she/it | hat gewarnt |
| wir | we | haben gewarnt |
| ihr | you all (informal) | habt gewarnt |
| sie/Sie | they/you (formal) | haben gewarnt |
Er hat uns gewarnt.
He has warned us.
How to Conjugate "warnen" in the Past Perfect Tense
Plusquamperfekt Actions completed before another past action| Person | English | Conjugation |
|---|---|---|
| ich | I | hatte gewarnt |
| du | you (informal) | hattest gewarnt |
| er/sie/es | he/she/it | hatte gewarnt |
| wir | we | hatten gewarnt |
| ihr | you all (informal) | hattet gewarnt |
| sie/Sie | they/you (formal) | hatten gewarnt |
Er hatte uns gewarnt.
He had warned us.
How to Conjugate "warnen" in the Future Tense
Futur I Actions that will happen| Person | English | Conjugation |
|---|---|---|
| ich | I | werde warnen |
| du | you (informal) | wirst warnen |
| er/sie/es | he/she/it | wird warnen |
| wir | we | werden warnen |
| ihr | you all (informal) | werdet warnen |
| sie/Sie | they/you (formal) | werden warnen |
Er wird alle Leute sicher warnen.
He will surely warn all people.
How to Conjugate "warnen" in the Subjunctive I Tense
Konjunktiv I Indirect speech and formal requests| Person | English | Conjugation |
|---|---|---|
| ich | I | warne |
| du | you (informal) | warnest |
| er/sie/es | he/she/it | warne |
| wir | we | warnen |
| ihr | you all (informal) | warnet |
| sie/Sie | they/you (formal) | warnen |
Er meint, er warne sie.
He thinks he warns her.
How to Conjugate "warnen" in the Subjunctive II Tense
Konjunktiv II Hypothetical situations and polite requests| Person | English | Conjugation |
|---|---|---|
| ich | I | warnte |
| du | you (informal) | warntest |
| er/sie/es | he/she/it | warnte |
| wir | we | warnten |
| ihr | you all (informal) | warntet |
| sie/Sie | they/you (formal) | warnten |
Er warnte sie vor dem Regen.
He would warn her of the rain.
Frequently Asked Questions About "warnen"
Is "warnen" regular or irregular in German?
"Warnen" is a regular German verb that follows standard conjugation patterns for its verb group.
What does "warnen" mean in English?
The German verb "warnen" means "to warn" in English.
How do you conjugate "warnen" in the present tense?
In the present tense (Präsens): ich → warne, du → warnst, er/sie/es → warnt, wir → warnen, ihr → warnt, sie/Sie → warnen.
How many tenses does "warnen" have in German?
"Warnen" is conjugated across 7 tenses in German: Present, Simple Past, Present Perfect, Past Perfect, Future, Subjunctive I, Subjunctive II.
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