could adulterate
Verbe régulier : adulterate - adulterated- adulterated
Traduction française : frelater 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could adulterate
you could adulterate
he could adulterate
we could adulterate
you could adulterate
they could adulterate 	I could be adulterating
you could be adulterating
he could be adulterating
we could be adulterating
you could be adulterating
they could be adulterating	I could have adulterated
you could have adulterated
he could have adulterated
we could have adulterated
you could have adulterated
they could have adulterated	I could have been adulterating
you could have been adulterating
he could have been adulterating
we could have been adulterating
you could have been adulterating
they could have been adulterating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not adulterate
you could not adulterate
he could not adulterate
we could not adulterate
you could not adulterate
they could not adulterate 	I could not be adulterating
you could not be adulterating
he could not be adulterating
we could not be adulterating
you could not be adulterating
they could not be adulterating	I could not have adulterated
you could not have adulterated
he could not have adulterated
we could not have adulterated
you could not have adulterated
they could not have adulterated	I could not have been adulterating
you could not have been adulterating
he could not have been adulterating
we could not have been adulterating
you could not have been adulterating
they could not have been adulterating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I adulterate?
could you adulterate?
could he adulterate?
could we adulterate?
could you adulterate?
could they adulterate? 	could I be adulterating?
could you be adulterating?
could he be adulterating?
could we be adulterating?
could you be adulterating?
could they be adulterating? 	could I have adulterated?
could you have adulterated?
could he have adulterated?
could we have adulterated?
could you have adulterated?
could they have adulterated? 	could I have been adulterating?
could you have been adulterating?
could he have been adulterating?
could we have been adulterating?
could you have been adulterating?
could they have been adulterating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not adulterate?
could you not adulterate?
could he not adulterate?
could we not adulterate?
could you not adulterate?
could they not adulterate? 	could I not be adulterating?
could you not be adulterating?
could he not be adulterating?
could we not be adulterating?
could you not be adulterating?
could they not be adulterating? 	could I not have adulterated?
could you not have adulterated?
could he not have adulterated?
could we not have adulterated?
could you not have adulterated?
could they not have adulterated? 	could I not have been adulterating?
could you not have been adulterating?
could he not have been adulterating?
could we not have been adulterating?
could you not have been adulterating?
could they not have been adulterating?