Six verbs.
No case of their own.
Modal verbs are the fastest shortcut in German grammar. Six verbs, learned once, and you can express ability, necessity, permission, and intent. No case to manage. No color. Just a gray box.
Also: Once you add objects to these sentences, the cases kick in. See German Akkusativ Case and Dativ Prepositions. Modal verbs in subordinate clauses: weil. The verb goes last.
No color, here is why
In edupango, color marks case. Yellow is Nominativ. Blue is Dativ. Green is Akkusativ. Modal verbs don't carry a case of their own. They modify the action in the sentence, they don't take a case-marked object. That's why they appear in a gray box: present in the sentence, but outside the case system.
The six modals
The six are können, müssen, wollen, sollen, dürfen and mögen. The table below shows möchten in the last row rather than mögen, because möchten is the Konjunktiv II of mögen and the form you will actually say. Everything about the word order is identical.
| Modal | Meaning | Example |
|---|---|---|
| können | can / to be able to | Ich kann erklären. |
| müssen | must / have to | Ich muss gehen. |
| wollen | to want to | Ich will schlafen. |
| sollen | to be supposed to | Ich soll dort sein. |
| dürfen | may / to be allowed to | Ich darf nicht arbeiten. |
| möchten | would like to | Ich möchte bestellen. |
A note on möchten: it is the Konjunktiv II of mögen (to like). In everyday speech, möchten is what you'll actually use. It's softer than wollen and sounds natural in any situation where you'd say "I'd like to."
The pattern
Modal verb in position 2. Infinitive at the end. That's it.
| Subject | Modal | Infinitive |
|---|---|---|
| Ich | kann | erklären. |
| Ich | muss | gehen. |
| Ich | will | schlafen. |
Add something in the middle and the infinitive still goes last.
- Ich kann einBuch lesen.
- Er muss dich fragen.
- Wir wollen dir helfen.
kann and muss are gray. No case of their own. But the infinitives they work with can take objects. lesen takes Akkusativ → einBuch. fragen takes Akkusativ → dich. helfen takes Dativ → dir. The color belongs to the object and the infinitive. Not to the modal.
Why this matters for beginners
German verbs have irregularities. lesen becomes er liest. fahren becomes er fährt. schlafen becomes er schläft. These vowel changes take time to learn, and they block beginners from building sentences.
Modal verbs are a way around that. You don't need er liest. You can say Er kann lesen. The infinitive stays unchanged. The modal handles the conjugation. That's a lot of language, unlocked early.
One quirk: ich equals er
Modal verbs conjugate differently from regular verbs. The most useful thing to know: the first-person singular → ich and the third-person singular → er · sie · es are identical. No -t ending for the third person.
| können | müssen | wollen | dürfen | sollen | möchten | |
|---|---|---|---|---|---|---|
| ich | kann | muss | will | darf | soll | möchte |
| du | kannst | musst | willst | darfst | sollst | möchtest |
| er · sie · es | kann | muss | will | darf | soll | möchte |
| wir | können | müssen | wollen | dürfen | sollen | möchten |
| ihr | könnt | müsst | wollt | dürft | sollt | möchtet |
| Sie | können | müssen | wollen | dürfen | sollen | möchten |
Notice that ich and er · sie · es are always the same form. Regular verbs add -t for the third person → er macht, er kauft, er wohnt. Modal verbs don't. That's the one pattern worth memorizing.
Six verbs. One word-order rule → modal in position 2, infinitive at the end. Before you've learned a single irregular form, you can already say what you can do, what you have to do, what you want to do. That's the shortcut.