could vitiate
Verbe régulier : vitiate - vitiated- vitiated
Traduction française : vicier 

Affirmation 	
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I could vitiate
you could vitiate
he could vitiate
we could vitiate
you could vitiate
they could vitiate 	I could be vitiating
you could be vitiating
he could be vitiating
we could be vitiating
you could be vitiating
they could be vitiating	I could have vitiated
you could have vitiated
he could have vitiated
we could have vitiated
you could have vitiated
they could have vitiated	I could have been vitiating
you could have been vitiating
he could have been vitiating
we could have been vitiating
you could have been vitiating
they could have been vitiating	

Négation 	
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I could not vitiate
you could not vitiate
he could not vitiate
we could not vitiate
you could not vitiate
they could not vitiate 	I could not be vitiating
you could not be vitiating
he could not be vitiating
we could not be vitiating
you could not be vitiating
they could not be vitiating	I could not have vitiated
you could not have vitiated
he could not have vitiated
we could not have vitiated
you could not have vitiated
they could not have vitiated	I could not have been vitiating
you could not have been vitiating
he could not have been vitiating
we could not have been vitiating
you could not have been vitiating
they could not have been vitiating	

Forme interrogative 	
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could I vitiate?
could you vitiate?
could he vitiate?
could we vitiate?
could you vitiate?
could they vitiate? 	could I be vitiating?
could you be vitiating?
could he be vitiating?
could we be vitiating?
could you be vitiating?
could they be vitiating? 	could I have vitiated?
could you have vitiated?
could he have vitiated?
could we have vitiated?
could you have vitiated?
could they have vitiated? 	could I have been vitiating?
could you have been vitiating?
could he have been vitiating?
could we have been vitiating?
could you have been vitiating?
could they have been vitiating? 	

Forme interro-négative 	
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could I not vitiate?
could you not vitiate?
could he not vitiate?
could we not vitiate?
could you not vitiate?
could they not vitiate? 	could I not be vitiating?
could you not be vitiating?
could he not be vitiating?
could we not be vitiating?
could you not be vitiating?
could they not be vitiating? 	could I not have vitiated?
could you not have vitiated?
could he not have vitiated?
could we not have vitiated?
could you not have vitiated?
could they not have vitiated? 	could I not have been vitiating?
could you not have been vitiating?
could he not have been vitiating?
could we not have been vitiating?
could you not have been vitiating?
could they not have been vitiating?