could dumbfound
Verbe régulier : dumbfound - dumbfounded- dumbfounded
Traduction française : abasourdir - interloquer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could dumbfound
you could dumbfound
he could dumbfound
we could dumbfound
you could dumbfound
they could dumbfound 	I could be dumbfounding
you could be dumbfounding
he could be dumbfounding
we could be dumbfounding
you could be dumbfounding
they could be dumbfounding	I could have dumbfounded
you could have dumbfounded
he could have dumbfounded
we could have dumbfounded
you could have dumbfounded
they could have dumbfounded	I could have been dumbfounding
you could have been dumbfounding
he could have been dumbfounding
we could have been dumbfounding
you could have been dumbfounding
they could have been dumbfounding	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not dumbfound
you could not dumbfound
he could not dumbfound
we could not dumbfound
you could not dumbfound
they could not dumbfound 	I could not be dumbfounding
you could not be dumbfounding
he could not be dumbfounding
we could not be dumbfounding
you could not be dumbfounding
they could not be dumbfounding	I could not have dumbfounded
you could not have dumbfounded
he could not have dumbfounded
we could not have dumbfounded
you could not have dumbfounded
they could not have dumbfounded	I could not have been dumbfounding
you could not have been dumbfounding
he could not have been dumbfounding
we could not have been dumbfounding
you could not have been dumbfounding
they could not have been dumbfounding	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I dumbfound?
could you dumbfound?
could he dumbfound?
could we dumbfound?
could you dumbfound?
could they dumbfound? 	could I be dumbfounding?
could you be dumbfounding?
could he be dumbfounding?
could we be dumbfounding?
could you be dumbfounding?
could they be dumbfounding? 	could I have dumbfounded?
could you have dumbfounded?
could he have dumbfounded?
could we have dumbfounded?
could you have dumbfounded?
could they have dumbfounded? 	could I have been dumbfounding?
could you have been dumbfounding?
could he have been dumbfounding?
could we have been dumbfounding?
could you have been dumbfounding?
could they have been dumbfounding? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not dumbfound?
could you not dumbfound?
could he not dumbfound?
could we not dumbfound?
could you not dumbfound?
could they not dumbfound? 	could I not be dumbfounding?
could you not be dumbfounding?
could he not be dumbfounding?
could we not be dumbfounding?
could you not be dumbfounding?
could they not be dumbfounding? 	could I not have dumbfounded?
could you not have dumbfounded?
could he not have dumbfounded?
could we not have dumbfounded?
could you not have dumbfounded?
could they not have dumbfounded? 	could I not have been dumbfounding?
could you not have been dumbfounding?
could he not have been dumbfounding?
could we not have been dumbfounding?
could you not have been dumbfounding?
could they not have been dumbfounding?