German Modal Verbs: A Complete Guide to dürfen, können, mögen, müssen, sollen, wollen

Mastering the six essential modal verbs that will transform your German speaking abilities

What Are German Modal Verbs?

Modal verbs (Modalverben) are special helping verbs in German that express ability, permission, obligation, desire or possibility. Unlike regular verbs, they modify the meaning of the main verb in a sentence and follow specific conjugation patterns. The six core modal verbs are: dürfen, können, mögen, müssen, sollen, and wollen.

Think of them as the "mood setters" of German sentences—they tell us not just what happens, but how it happens: whether someone is allowed to do something, able to do it, must do it or wants to do it.

The Six German Modal Verbs: Meanings and Uses

1. Dürfen – To be allowed to / May

Primary Meaning: Permission, prohibition or allowance

Conjugation (Present Tense):

Pronoun	Conjugation	English Equivalent
ich	darf	I may / am allowed to
du	darfst	you may (informal singular)
er/sie/es	darf	he/she/it may
wir	dürfen	we may
ihr	dürft	you may (informal plural)
Sie/sie	dürfen	you/they may (formal/plural)

Usage Examples:

• Darf ich hier rauchen? (May I smoke here?)
• Du darfst das nicht tun. (You are not allowed to do that.)
• Kinder dürfen bis 10 Uhr aufbleiben. (Children may stay up until 10 o'clock.)

Common Mistakes: Don't confuse "dürfen" (permission) with "können" (ability). "Ich darf schwimmen" means "I'm allowed to swim," while "Ich kann schwimmen" means "I know how to swim."

2. Können – To be able to / Can

Primary Meaning: Ability, possibility or skill

Conjugation (Present Tense):

Pronoun	Conjugation	English Equivalent
ich	kann	I can
du	kannst	you can
er/sie/es	kann	he/she/it can
wir	können	we can
ihr	könnt	you can
Sie/sie	können	you/they can

Usage Examples:

• Ich kann Deutsch sprechen. (I can speak German.)
• Kannst du mir helfen? (Can you help me?)
• Es kann morgen regnen. (It might rain tomorrow.)

Special Note: "Können" is also used for polite requests: "Könnten Sie mir helfen?" (Could you help me?)

3. Mögen – To like / May (in subjunctive)

Primary Meaning: Liking something or expressing preference

Conjugation (Present Tense):

Pronoun	Conjugation	English Equivalent
ich	mag	I like
du	magst	you like
er/sie/es	mag	he/she/it likes
wir	mögen	we like
ihr	mögt	you like
Sie/sie	mögen	you/they like

Usage Examples:

• Ich mag Schokolade. (I like chocolate.)
• Magst du Fußball? (Do you like soccer?)
• Möchtest du Kaffee? (Would you like coffee?) - Note: "Möchten" is the polite form

Important: The subjunctive form "möchten" (would like) is used more frequently than "mögen" for expressing desires politely.

4. Müssen – To have to / Must

Primary Meaning: Necessity, obligation or requirement

Conjugation (Present Tense):

Pronoun	Conjugation	English Equivalent
ich	muss	I must
du	musst	you must
er/sie/es	muss	he/she/it must
wir	müssen	we must
ihr	müsst	you must
Sie/sie	müssen	you/they must

Usage Examples:

• Ich muss heute arbeiten. (I have to work today.)
• Du musst pünktlich sein. (You must be on time.)
• Wir müssen Deutsch lernen. (We have to learn German.)

Negation: "Nicht müssen" means "don't have to" (lack of necessity), while "nicht dürfen" means "must not" (prohibition).

5. Sollen – To be supposed to / Should

Primary Meaning: Obligation, duty or suggestion

Conjugation (Present Tense):

Pronoun	Conjugation	English Equivalent
ich	soll	I should
du	sollst	you should
er/sie/es	soll	he/she/it should
wir	sollen	we should
ihr	sollt	you should
Sie/sie	sollen	you/they should

Usage Examples:

• Du sollst mehr Wasser trinken. (You should drink more water.)
• Was soll ich tun? (What am I supposed to do?)
• Man soll nicht lügen. (One shouldn't lie.)

Cultural Note: "Sollen" often implies external expectations or moral obligations, unlike "wollen" which expresses personal desires.

6. Wollen – To want to

Primary Meaning: Intention, desire or strong want

Conjugation (Present Tense):

Pronoun	Conjugation	English Equivalent
ich	will	I want
du	willst	you want
er/sie/es	will	he/she/it wants
wir	wollen	we want
ihr	wollt	you want
Sie/sie	wollen	you/they want

Usage Examples:

• Ich will Deutsch lernen. (I want to learn German.)
• Willst du ins Kino gehen? (Do you want to go to the cinema?)
• Wir wollen nächstes Jahr reisen. (We want to travel next year.)

Politeness Tip: "Wollen" can sound direct; "möchten" is more polite for requests: "Ich möchte..." instead of "Ich will..."

Sentence Structure with Modal Verbs

Modal verbs follow specific word order rules in German sentences:

Structure Type	Pattern	Example	English Translation
Basic Statement	Subject + Modal Verb + Other Elements + Main Verb (infinitive)	Ich kann heute nicht kommen.	I cannot come today.
Yes/No Question	Modal Verb + Subject + Other Elements + Main Verb	Kannst du morgen arbeiten?	Can you work tomorrow?
Negation	Subject + Modal Verb + "nicht" + Other Elements + Main Verb	Ich darf nicht rauchen.	I am not allowed to smoke.
W-Question	W-Word + Modal Verb + Subject + Other Elements + Main Verb	Was willst du essen?	What do you want to eat?

Past Tense of Modal Verbs

Modal verbs have two past tense forms in German:

Tense	Usage	Formation	Example	Translation
Simple Past (Präteritum)	Written German, formal speech, narratives	Modal verb conjugated in past tense	Ich konnte gestern nicht kommen.	I couldn't come yesterday.
Present Perfect (Perfekt)	Spoken German, informal conversation	haben + Modal Verb (infinitive) + Main Verb (infinitive)	Ich habe nicht kommen können.	I couldn't come.

Simple Past Conjugation Examples:

Modal Verb	Simple Past (ich form)	Simple Past (wir form)
dürfen	durfte	durften
können	konnte	konnten
mögen	mochte	mochten
müssen	musste	mussten
sollen	sollte	sollten
wollen	wollte	wollten

Common Mistakes and Tips

Common Mistake	Correction	Explanation
Forgetting the infinitive at the end	Ich kann Deutsch sprechen. (not: Ich kann spreche Deutsch.)	The main verb always goes to the end in modal verb constructions
Confusing dürfen and können	Ich darf schwimmen. (I'm allowed to swim) Ich kann schwimmen. (I know how to swim)	dürfen = permission, können = ability
Using wollen instead of möchten	Ich möchte Kaffee. (polite) Ich will Kaffee. (direct/childlike)	möchten is more polite for requests
Wrong word order in questions	Kannst du mir helfen? (not: Du kannst mir helfen?)	Modal verb comes first in yes/no questions
Incorrect perfect tense formation	Ich habe kommen können. (not: Ich habe gekommen können)	Both modal and main verb stay infinitive in perfect tense

Practice Examples

English Sentence	Required Modal Verb	German Translation
You must finish your homework.	müssen	Du musst deine Hausaufgaben beenden.
May I use your phone?	dürfen	Darf ich dein Telefon benutzen?
She can play the piano.	können	Sie kann Klavier spielen.
We would like to order.	möchten	Wir möchten bestellen.
They want to visit Berlin.	wollen	Sie wollen Berlin besuchen.
He should call his mother.	sollen	Er soll seine Mutter anrufen.

Conclusion

Mastering German modal verbs is crucial for expressing yourself accurately in German. Remember that these verbs not only have specific meanings but also follow particular grammatical patterns. The key to mastery is practice—try creating your own sentences with each modal verb, pay attention to their usage in German media and don't be afraid to make mistakes. With time, using dürfen, können, mögen, müssen, sollen and wollen will become second nature.

Keep practicing and soon you'll be using German modal verbs with confidence!