can unbutton
Verbe régulier : unbutton - unbuttoned- unbuttoned
Traduction française : déboutonner - se déboutonner 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can unbutton
you can unbutton
he can unbutton
we can unbutton
you can unbutton
they can unbutton 	I can be unbuttoning
you can be unbuttoning
he can be unbuttoning
we can be unbuttoning
you can be unbuttoning
they can be unbuttoning	I can have unbuttoned
you can have unbuttoned
he can have unbuttoned
we can have unbuttoned
you can have unbuttoned
they can have unbuttoned	I can have been unbuttoning
you can have been unbuttoning
he can have been unbuttoning
we can have been unbuttoning
you can have been unbuttoning
they can have been unbuttoning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot unbutton
you cannot unbutton
he cannot unbutton
we cannot unbutton
you cannot unbutton
they cannot unbutton 	I cannot be unbuttoning
you cannot be unbuttoning
he cannot be unbuttoning
we cannot be unbuttoning
you cannot be unbuttoning
they cannot be unbuttoning	I cannot have unbuttoned
you cannot have unbuttoned
he cannot have unbuttoned
we cannot have unbuttoned
you cannot have unbuttoned
they cannot have unbuttoned	I cannot have been unbuttoning
you cannot have been unbuttoning
he cannot have been unbuttoning
we cannot have been unbuttoning
you cannot have been unbuttoning
they cannot have been unbuttoning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I unbutton?
can you unbutton?
can he unbutton?
can we unbutton?
can you unbutton?
can they unbutton? 	can I be unbuttoning?
can you be unbuttoning?
can he be unbuttoning?
can we be unbuttoning?
can you be unbuttoning?
can they be unbuttoning? 	can I have unbuttoned?
can you have unbuttoned?
can he have unbuttoned?
can we have unbuttoned?
can you have unbuttoned?
can they have unbuttoned? 	can I have been unbuttoning?
can you have been unbuttoning?
can he have been unbuttoning?
can we have been unbuttoning?
can you have been unbuttoning?
can they have been unbuttoning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not unbutton?
can you not unbutton?
can he not unbutton?
can we not unbutton?
can you not unbutton?
can they not unbutton? 	can I not be unbuttoning?
can you not be unbuttoning?
can he not be unbuttoning?
can we not be unbuttoning?
can you not be unbuttoning?
can they not be unbuttoning? 	can I not have unbuttoned?
can you not have unbuttoned?
can he not have unbuttoned?
can we not have unbuttoned?
can you not have unbuttoned?
can they not have unbuttoned? 	can I not have been unbuttoning?
can you not have been unbuttoning?
can he not have been unbuttoning?
can we not have been unbuttoning?
can you not have been unbuttoning?
can they not have been unbuttoning?