German Verb Conjugation: Rules, Charts, and How It Actually Works
German verb conjugation scares people more than it should. Yes, verbs change their endings depending on who's doing the action. But English does this too — you say "I run" but "she runs." German just does more of it.
The upside: the patterns are consistent. Learn the rules once, and they apply to thousands of verbs. The handful of irregular verbs that break the rules? You'll memorize those through repetition, not by studying more charts.
What conjugation means in German
Conjugation is changing a verb's form to match the subject. In German, every verb has a stem and an ending. The stem carries the meaning, the ending tells you who's doing it.
Take spielen (to play). The stem is spiel-. The -en is the infinitive ending, which gets swapped out depending on the subject.
This happens in every German sentence. There's no way around it, so it's worth getting comfortable with early.
Present tense: the conjugation chart you'll use most
Regular German verbs (called "weak verbs") all follow the same pattern in the present tense. Here's the full conjugation table using spielen:
| Pronoun | Ending | Example | Translation |
|---|---|---|---|
| ich | -e | spiele | I play |
| du | -st | spielst | you play (informal) |
| er/sie/es | -t | spielt | he/she/it plays |
| wir | -en | spielen | we play |
| ihr | -t | spielt | you play (plural) |
| sie/Sie | -en | spielen | they/you (formal) play |
Six forms, but really only four distinct endings: -e, -st, -t, and -en. And wir and sie/Sie always look identical to the infinitive. So in practice you're only learning three new forms per verb.
This same chart works for lernen (to learn), machen (to make/do), kaufen (to buy), wohnen (to live) — any regular verb. Thousands of them.
German verb conjugation rules for regular verbs
A few situations slightly modify the basic pattern. They're all pronunciation fixes, not real exceptions.
If a stem ends in -t or -d (like arbeiten, to work), you add an extra e before endings that start with a consonant. So it's du arbeitest, not "du arbeitst." Try saying "arbeitst" out loud and you'll see why.
If a stem ends in -s, -ß, -z, or -x (like reisen, to travel), the du form drops the s from -st, because the stem already ends in a similar sound. Du reist, not "du reisst."
And if a verb ends in -eln (like sammeln, to collect), the ich form drops the e from the stem: ich sammle, not "ich sammele." The wir/sie forms also use -n instead of -en: wir sammeln.
German just doesn't like awkward consonant pileups.
Irregular verbs: the ones that change their stem
Regular verbs keep their stem intact. Irregular verbs ("strong verbs") change the stem vowel in the du and er/sie/es forms. This only happens in the present tense for these two forms — the endings stay the same.
Here's fahren (to drive):
| Pronoun | Conjugation |
|---|---|
| ich | fahre |
| du | fährst |
| er/sie/es | fährt |
| wir | fahren |
| ihr | fahrt |
| sie/Sie | fahren |
The a becomes ä for du and er/sie/es. Everything else stays normal.
The most common vowel changes are:
| Change | Example | ich → du |
|---|---|---|
| a → ä | fahren (to drive) | fahre → fährst |
| e → i | geben (to give) | gebe → gibst |
| e → ie | sehen (to see) | sehe → siehst |
There's no shortcut for knowing which verbs do this. You learn them one at a time. But there are only about 50-60 strong verbs that show up regularly in conversation, and after a while, the wrong vowel just sounds off.
The important irregular verbs to learn first
Some verbs are irregular in ways that go beyond vowel changes. These are the ones you'll use in almost every conversation:
sein (to be)
| Pronoun | Conjugation |
|---|---|
| ich | bin |
| du | bist |
| er/sie/es | ist |
| wir | sind |
| ihr | seid |
| sie/Sie | sind |
haben (to have)
| Pronoun | Conjugation |
|---|---|
| ich | habe |
| du | hast |
| er/sie/es | hat |
| wir | haben |
| ihr | habt |
| sie/Sie | haben |
werden (to become / will)
| Pronoun | Conjugation |
|---|---|
| ich | werde |
| du | wirst |
| er/sie/es | wird |
| wir | werden |
| ihr | werdet |
| sie/Sie | werden |
Sein, haben, and werden are also the auxiliary verbs used to form past tenses and the passive voice, so you'll see them constantly. Getting these three down early pays off more than memorizing twenty regular verbs.
German verb tenses at a glance
German has six tenses, but you can handle most everyday conversation with two or three of them.
The Präsens (present tense) is what we've been covering. It also doubles as a future tense in casual speech. "Ich gehe morgen ins Kino" (I'm going to the cinema tomorrow) is present tense, technically. Germans do this all the time.
The Perfekt (conversational past) is how Germans usually talk about the past out loud. It uses haben or sein as a helper verb plus the past participle: "Ich habe gespielt" (I played/have played). Most verbs use haben; verbs involving movement or a change of state use sein ("Ich bin gefahren," I drove).
The Präteritum (simple past) shows up mainly in writing, news, and storytelling. It's also used with sein, haben, and modal verbs in speech, because "ich war" sounds more natural than "ich bin gewesen." For regular verbs, you add -te to the stem: ich spielte (I played).
The Futur I (future) is werden + infinitive. "Ich werde spielen" (I will play). Grammatically simple, but used less than you'd expect since present tense with a time word does the same job.
Plusquamperfekt (past perfect) and Futur II (future perfect) exist but rarely come up in everyday speech. Worry about them later.
Perfekt: the past tense you actually need
Since Perfekt is the most-used past tense in spoken German, here's how it works.
The formula: subject + haben/sein (conjugated) + ... + past participle (at the end)
For regular verbs, the past participle follows a pattern: ge- + stem + -t
| Verb | Past participle | Example sentence |
|---|---|---|
| spielen | gespielt | Ich habe gespielt (I played) |
| lernen | gelernt | Du hast gelernt (You learned) |
| kaufen | gekauft | Sie hat gekauft (She bought) |
| arbeiten | gearbeitet | Wir haben gearbeitet (We worked) |
Irregular verbs form their past participle with ge- + changed stem + -en:
| Verb | Past participle | Example sentence |
|---|---|---|
| fahren | gefahren | Ich bin gefahren (I drove) |
| sehen | gesehen | Er hat gesehen (He saw) |
| schreiben | geschrieben | Sie hat geschrieben (She wrote) |
Notice the past participle goes at the very end of the sentence. This is one of those German word order rules that feels weird but becomes automatic with practice.
A conjugation chart for quick reference
This chart puts a regular verb, a stem-changer, and a fully irregular verb next to each other so you can see the differences:
| Pronoun | machen (regular) | sprechen (e→i) | sein (irregular) |
|---|---|---|---|
| ich | mache | spreche | bin |
| du | machst | sprichst | bist |
| er/sie/es | macht | spricht | ist |
| wir | machen | sprechen | sind |
| ihr | macht | sprecht | seid |
| sie/Sie | machen | sprechen | sind |
The regular column is predictable. The stem-changing column only surprises you in the du and er/sie/es rows. And sein just does its own thing entirely.
How to actually learn verb conjugation
You can stare at conjugation tables all afternoon and still freeze up when someone asks "Wohin fährst du?" Tables are reference material. They're not practice.
The verbs that stick are the ones you've had to conjugate yourself, under a bit of pressure. Not stress — just enough friction that your brain has to produce the form instead of passively recognizing it.
We built a few conjugation games for exactly this.
The Present Tense Conjugation Game gives you a verb and a pronoun, and you type the correct form. Getting it wrong is part of the process — that's when the correct form actually registers.
The Full Conjugation Table Game is harder: you fill in the entire table for a verb, all six forms. It's more demanding, but you walk away with the whole verb in your head instead of fragments.
Prefer something lower-pressure? The Multiple Choice Conjugation Game lets you pick from options instead of typing. Good for when you're still building familiarity and want to train your instinct for which form sounds right.