can vitiate
Regular verb: vitiate - vitiated- vitiated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can vitiate
you can vitiate
he can vitiate
we can vitiate
you can vitiate
they can vitiate 	I can be vitiating
you can be vitiating
he can be vitiating
we can be vitiating
you can be vitiating
they can be vitiating	I can have vitiated
you can have vitiated
he can have vitiated
we can have vitiated
you can have vitiated
they can have vitiated	I can have been vitiating
you can have been vitiating
he can have been vitiating
we can have been vitiating
you can have been vitiating
they can have been vitiating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't vitiate
you can't vitiate
he can't vitiate
we can't vitiate
you can't vitiate
they can't vitiate 	I can't be vitiating
you can't be vitiating
he can't be vitiating
we can't be vitiating
you can't be vitiating
they can't be vitiating	I can't have vitiated
you can't have vitiated
he can't have vitiated
we can't have vitiated
you can't have vitiated
they can't have vitiated	I can't have been vitiating
you can't have been vitiating
he can't have been vitiating
we can't have been vitiating
you can't have been vitiating
they can't have been vitiating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I vitiate?
can you vitiate?
can he vitiate?
can we vitiate?
can you vitiate?
can they vitiate? 	can I be vitiating?
can you be vitiating?
can he be vitiating?
can we be vitiating?
can you be vitiating?
can they be vitiating? 	can I have vitiated?
can you have vitiated?
can he have vitiated?
can we have vitiated?
can you have vitiated?
can they have vitiated? 	can I have been vitiating?
can you have been vitiating?
can he have been vitiating?
can we have been vitiating?
can you have been vitiating?
can they have been vitiating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I vitiate?
can't you vitiate?
can't he vitiate?
can't we vitiate?
can't you vitiate?
can't they vitiate? 	can't I be vitiating?
can't you be vitiating?
can't he be vitiating?
can't we be vitiating?
can't you be vitiating?
can't they be vitiating? 	can't I have vitiated?
can't you have vitiated?
can't he have vitiated?
can't we have vitiated?
can't you have vitiated?
can't they have vitiated? 	can't I have been vitiating?
can't you have been vitiating?
can't he have been vitiating?
can't we have been vitiating?
can't you have been vitiating?
can't they have been vitiating?