could decease
Verbe régulier : decease - deceased- deceased
Traduction française : décéder 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could decease
you could decease
she could decease
we could decease
you could decease
they could decease 	I could be deceasing
you could be deceasing
she could be deceasing
we could be deceasing
you could be deceasing
they could be deceasing	I could have deceased
you could have deceased
she could have deceased
we could have deceased
you could have deceased
they could have deceased	I could have been deceasing
you could have been deceasing
she could have been deceasing
we could have been deceasing
you could have been deceasing
they could have been deceasing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not decease
you could not decease
she could not decease
we could not decease
you could not decease
they could not decease 	I could not be deceasing
you could not be deceasing
she could not be deceasing
we could not be deceasing
you could not be deceasing
they could not be deceasing	I could not have deceased
you could not have deceased
she could not have deceased
we could not have deceased
you could not have deceased
they could not have deceased	I could not have been deceasing
you could not have been deceasing
she could not have been deceasing
we could not have been deceasing
you could not have been deceasing
they could not have been deceasing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I decease?
could you decease?
could she decease?
could we decease?
could you decease?
could they decease? 	could I be deceasing?
could you be deceasing?
could she be deceasing?
could we be deceasing?
could you be deceasing?
could they be deceasing? 	could I have deceased?
could you have deceased?
could she have deceased?
could we have deceased?
could you have deceased?
could they have deceased? 	could I have been deceasing?
could you have been deceasing?
could she have been deceasing?
could we have been deceasing?
could you have been deceasing?
could they have been deceasing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not decease?
could you not decease?
could she not decease?
could we not decease?
could you not decease?
could they not decease? 	could I not be deceasing?
could you not be deceasing?
could she not be deceasing?
could we not be deceasing?
could you not be deceasing?
could they not be deceasing? 	could I not have deceased?
could you not have deceased?
could she not have deceased?
could we not have deceased?
could you not have deceased?
could they not have deceased? 	could I not have been deceasing?
could you not have been deceasing?
could she not have been deceasing?
could we not have been deceasing?
could you not have been deceasing?
could they not have been deceasing?