“Müssen” – Conjugation of the German Verb

“Müssen” is a fundamental verb in the German language, conveying the concept of necessity or obligation. Understanding its conjugation across different grammatical tenses is crucial for mastering German grammar. Let's look into its conjugation in various tenses.

 

Present Tense

In the present tense, “müssen” is conjugated as follows:

• Ich muss (I must)
• Du musst (You must)
• Er/sie/es muss (He/she/it must)
• Wir müssen (We must)
• Ihr müsst (You all must)
• Sie müssen (They must)

 

Simple Past Tense

In the simple past tense, the conjugation of “müssen” changes slightly:

• Ich musste (I had to)
• Du musstest (You had to)
• Er/sie/es musste (He/she/it had to)
• Wir mussten (We had to)
• Ihr musstet (You all had to)
• Sie mussten (They had to)

 

Future Tense

To express obligation or necessity in the future tense, “müssen” is conjugated with the helping verb “werden”:

• Ich werde müssen (I will have to)
• Du wirst müssen (You will have to)
• Er/sie/es wird müssen (He/she/it will have to)
• Wir werden müssen (We will have to)
• Ihr werdet müssen (You all will have to)
• Sie werden müssen (They will have to)

 

Present Perfect Tense

The present perfect tense of “müssen” is formed using the auxiliary verb “haben” (to have) and the past participle “gemusst”:

• Ich habe gemusst (I have had to)
• Du hast gemusst (You have had to)
• Er/sie/es hat gemusst (He/she/it has had to)
• Wir haben gemusst (We have had to)
• Ihr habt gemusst (You all have had to)
• Sie haben gemusst (They have had to)

 

Past Perfect Tense

In the past perfect tense, “müssen” also employs the auxiliary verb “haben” with the past participle “gemusst”:

• Ich hatte gemusst (I had had to)
• Du hattest gemusst (You had had to)
• Er/sie/es hatte gemusst (He/she/it had had to)
• Wir hatten gemusst (We had had to)
• Ihr hattet gemusst (You all had had to)
• Sie hatten gemusst (They had had to)

 

Future Perfect Tense

For the future perfect tense, “müssen” combines with the auxiliary verb “werden” and the past participle “gemusst”:

• Ich werde gemusst haben (I will have had to)
• Du wirst gemusst haben (You will have had to)
• Er/sie/es wird gemusst haben (He/she/it will have had to)
• Wir werden gemusst haben (We will have had to)
• Ihr werdet gemusst haben (You all will have had to)
• Sie werden gemusst haben (They will have had to)