must debouch
Verbe régulier : debouch - debouched- debouched

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must debouch
you must debouch
she must debouch
we must debouch
you must debouch
they must debouch 	I must be debouching
you must be debouching
she must be debouching
we must be debouching
you must be debouching
they must be debouching	I must have debouched
you must have debouched
she must have debouched
we must have debouched
you must have debouched
they must have debouched	I must have been debouching
you must have been debouching
she must have been debouching
we must have been debouching
you must have been debouching
they must have been debouching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't debouch
you mustn't debouch
she mustn't debouch
we mustn't debouch
you mustn't debouch
they mustn't debouch 	I mustn't be debouching
you mustn't be debouching
she mustn't be debouching
we mustn't be debouching
you mustn't be debouching
they mustn't be debouching	I mustn't have debouched
you mustn't have debouched
she mustn't have debouched
we mustn't have debouched
you mustn't have debouched
they mustn't have debouched	I mustn't have been debouching
you mustn't have been debouching
she mustn't have been debouching
we mustn't have been debouching
you mustn't have been debouching
they mustn't have been debouching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I debouch?
must you debouch?
must she debouch?
must we debouch?
must you debouch?
must they debouch? 	must I be debouching?
must you be debouching?
must she be debouching?
must we be debouching?
must you be debouching?
must they be debouching? 	must I have debouched?
must you have debouched?
must she have debouched?
must we have debouched?
must you have debouched?
must they have debouched? 	must I have been debouching?
must you have been debouching?
must she have been debouching?
must we have been debouching?
must you have been debouching?
must they have been debouching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I debouch?
mustn't you debouch?
mustn't she debouch?
mustn't we debouch?
mustn't you debouch?
mustn't they debouch? 	mustn't I be debouching?
mustn't you be debouching?
mustn't she be debouching?
mustn't we be debouching?
mustn't you be debouching?
mustn't they be debouching? 	mustn't I have debouched?
mustn't you have debouched?
mustn't she have debouched?
mustn't we have debouched?
mustn't you have debouched?
mustn't they have debouched? 	mustn't I have been debouching?
mustn't you have been debouching?
mustn't she have been debouching?
mustn't we have been debouching?
mustn't you have been debouching?
mustn't they have been debouching?