must avoir peur
Verbe régulier : avoir peur - avoir peured- avoir peured

, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must avoir peur
you must avoir peur
she must avoir peur
we must avoir peur
you must avoir peur
they must avoir peur 	I must be avoir peuring
you must be avoir peuring
she must be avoir peuring
we must be avoir peuring
you must be avoir peuring
they must be avoir peuring	I must have avoir peured
you must have avoir peured
she must have avoir peured
we must have avoir peured
you must have avoir peured
they must have avoir peured	I must have been avoir peuring
you must have been avoir peuring
she must have been avoir peuring
we must have been avoir peuring
you must have been avoir peuring
they must have been avoir peuring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not avoir peur
you must not avoir peur
she must not avoir peur
we must not avoir peur
you must not avoir peur
they must not avoir peur 	I must not be avoir peuring
you must not be avoir peuring
she must not be avoir peuring
we must not be avoir peuring
you must not be avoir peuring
they must not be avoir peuring	I must not have avoir peured
you must not have avoir peured
she must not have avoir peured
we must not have avoir peured
you must not have avoir peured
they must not have avoir peured	I must not have been avoir peuring
you must not have been avoir peuring
she must not have been avoir peuring
we must not have been avoir peuring
you must not have been avoir peuring
they must not have been avoir peuring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I avoir peur?
must you avoir peur?
must she avoir peur?
must we avoir peur?
must you avoir peur?
must they avoir peur? 	must I be avoir peuring?
must you be avoir peuring?
must she be avoir peuring?
must we be avoir peuring?
must you be avoir peuring?
must they be avoir peuring? 	must I have avoir peured?
must you have avoir peured?
must she have avoir peured?
must we have avoir peured?
must you have avoir peured?
must they have avoir peured? 	must I have been avoir peuring?
must you have been avoir peuring?
must she have been avoir peuring?
must we have been avoir peuring?
must you have been avoir peuring?
must they have been avoir peuring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not avoir peur?
must you not avoir peur?
must she not avoir peur?
must we not avoir peur?
must you not avoir peur?
must they not avoir peur? 	must I not be avoir peuring?
must you not be avoir peuring?
must she not be avoir peuring?
must we not be avoir peuring?
must you not be avoir peuring?
must they not be avoir peuring? 	must I not have avoir peured?
must you not have avoir peured?
must she not have avoir peured?
must we not have avoir peured?
must you not have avoir peured?
must they not have avoir peured? 	must I not have been avoir peuring?
must you not have been avoir peuring?
must she not have been avoir peuring?
must we not have been avoir peuring?
must you not have been avoir peuring?
must they not have been avoir peuring?