must deprave
Verbe régulier : deprave - depraved- depraved
Traduction française : dépraver 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must deprave
you must deprave
he must deprave
we must deprave
you must deprave
they must deprave 	I must be depraving
you must be depraving
he must be depraving
we must be depraving
you must be depraving
they must be depraving	I must have depraved
you must have depraved
he must have depraved
we must have depraved
you must have depraved
they must have depraved	I must have been depraving
you must have been depraving
he must have been depraving
we must have been depraving
you must have been depraving
they must have been depraving	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't deprave
you mustn't deprave
he mustn't deprave
we mustn't deprave
you mustn't deprave
they mustn't deprave 	I mustn't be depraving
you mustn't be depraving
he mustn't be depraving
we mustn't be depraving
you mustn't be depraving
they mustn't be depraving	I mustn't have depraved
you mustn't have depraved
he mustn't have depraved
we mustn't have depraved
you mustn't have depraved
they mustn't have depraved	I mustn't have been depraving
you mustn't have been depraving
he mustn't have been depraving
we mustn't have been depraving
you mustn't have been depraving
they mustn't have been depraving	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I deprave?
must you deprave?
must he deprave?
must we deprave?
must you deprave?
must they deprave? 	must I be depraving?
must you be depraving?
must he be depraving?
must we be depraving?
must you be depraving?
must they be depraving? 	must I have depraved?
must you have depraved?
must he have depraved?
must we have depraved?
must you have depraved?
must they have depraved? 	must I have been depraving?
must you have been depraving?
must he have been depraving?
must we have been depraving?
must you have been depraving?
must they have been depraving? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I deprave?
mustn't you deprave?
mustn't he deprave?
mustn't we deprave?
mustn't you deprave?
mustn't they deprave? 	mustn't I be depraving?
mustn't you be depraving?
mustn't he be depraving?
mustn't we be depraving?
mustn't you be depraving?
mustn't they be depraving? 	mustn't I have depraved?
mustn't you have depraved?
mustn't he have depraved?
mustn't we have depraved?
mustn't you have depraved?
mustn't they have depraved? 	mustn't I have been depraving?
mustn't you have been depraving?
mustn't he have been depraving?
mustn't we have been depraving?
mustn't you have been depraving?
mustn't they have been depraving?