must encumber
Verbe régulier : encumber - encumbered- encumbered
Traduction française : encombrer - embarrasser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must encumber
you must encumber
she must encumber
we must encumber
you must encumber
they must encumber 	I must be encumbering
you must be encumbering
she must be encumbering
we must be encumbering
you must be encumbering
they must be encumbering	I must have encumbered
you must have encumbered
she must have encumbered
we must have encumbered
you must have encumbered
they must have encumbered	I must have been encumbering
you must have been encumbering
she must have been encumbering
we must have been encumbering
you must have been encumbering
they must have been encumbering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't encumber
you mustn't encumber
she mustn't encumber
we mustn't encumber
you mustn't encumber
they mustn't encumber 	I mustn't be encumbering
you mustn't be encumbering
she mustn't be encumbering
we mustn't be encumbering
you mustn't be encumbering
they mustn't be encumbering	I mustn't have encumbered
you mustn't have encumbered
she mustn't have encumbered
we mustn't have encumbered
you mustn't have encumbered
they mustn't have encumbered	I mustn't have been encumbering
you mustn't have been encumbering
she mustn't have been encumbering
we mustn't have been encumbering
you mustn't have been encumbering
they mustn't have been encumbering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I encumber?
must you encumber?
must she encumber?
must we encumber?
must you encumber?
must they encumber? 	must I be encumbering?
must you be encumbering?
must she be encumbering?
must we be encumbering?
must you be encumbering?
must they be encumbering? 	must I have encumbered?
must you have encumbered?
must she have encumbered?
must we have encumbered?
must you have encumbered?
must they have encumbered? 	must I have been encumbering?
must you have been encumbering?
must she have been encumbering?
must we have been encumbering?
must you have been encumbering?
must they have been encumbering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I encumber?
mustn't you encumber?
mustn't she encumber?
mustn't we encumber?
mustn't you encumber?
mustn't they encumber? 	mustn't I be encumbering?
mustn't you be encumbering?
mustn't she be encumbering?
mustn't we be encumbering?
mustn't you be encumbering?
mustn't they be encumbering? 	mustn't I have encumbered?
mustn't you have encumbered?
mustn't she have encumbered?
mustn't we have encumbered?
mustn't you have encumbered?
mustn't they have encumbered? 	mustn't I have been encumbering?
mustn't you have been encumbering?
mustn't she have been encumbering?
mustn't we have been encumbering?
mustn't you have been encumbering?
mustn't they have been encumbering?