could vitiate
Regelmä&szlig;iges Verb: vitiate - vitiated- vitiated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
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	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't vitiate
you couldn't vitiate
he couldn't vitiate
we couldn't vitiate
you couldn't vitiate
they couldn't vitiate 	I couldn't be vitiating
you couldn't be vitiating
he couldn't be vitiating
we couldn't be vitiating
you couldn't be vitiating
they couldn't be vitiating	I couldn't have vitiated
you couldn't have vitiated
he couldn't have vitiated
we couldn't have vitiated
you couldn't have vitiated
they couldn't have vitiated	I couldn't have been vitiating
you couldn't have been vitiating
he couldn't have been vitiating
we couldn't have been vitiating
you couldn't have been vitiating
they couldn't have been vitiating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
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? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I vitiate?
couldn't you vitiate?
couldn't he vitiate?
couldn't we vitiate?
couldn't you vitiate?
couldn't they vitiate? 	couldn't I be vitiating?
couldn't you be vitiating?
couldn't he be vitiating?
couldn't we be vitiating?
couldn't you be vitiating?
couldn't they be vitiating? 	couldn't I have vitiated?
couldn't you have vitiated?
couldn't he have vitiated?
couldn't we have vitiated?
couldn't you have vitiated?
couldn't they have vitiated? 	couldn't I have been vitiating?
couldn't you have been vitiating?
couldn't he have been vitiating?
couldn't we have been vitiating?
couldn't you have been vitiating?
couldn't they have been vitiating?