can vituperate
Regular verb: vituperate - vituperated- vituperated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can vituperate
you can vituperate
he can vituperate
we can vituperate
you can vituperate
they can vituperate 	I can be vituperating
you can be vituperating
he can be vituperating
we can be vituperating
you can be vituperating
they can be vituperating	I can have vituperated
you can have vituperated
he can have vituperated
we can have vituperated
you can have vituperated
they can have vituperated	I can have been vituperating
you can have been vituperating
he can have been vituperating
we can have been vituperating
you can have been vituperating
they can have been vituperating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't vituperate
you can't vituperate
he can't vituperate
we can't vituperate
you can't vituperate
they can't vituperate 	I can't be vituperating
you can't be vituperating
he can't be vituperating
we can't be vituperating
you can't be vituperating
they can't be vituperating	I can't have vituperated
you can't have vituperated
he can't have vituperated
we can't have vituperated
you can't have vituperated
they can't have vituperated	I can't have been vituperating
you can't have been vituperating
he can't have been vituperating
we can't have been vituperating
you can't have been vituperating
they can't have been vituperating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I vituperate?
can you vituperate?
can he vituperate?
can we vituperate?
can you vituperate?
can they vituperate? 	can I be vituperating?
can you be vituperating?
can he be vituperating?
can we be vituperating?
can you be vituperating?
can they be vituperating? 	can I have vituperated?
can you have vituperated?
can he have vituperated?
can we have vituperated?
can you have vituperated?
can they have vituperated? 	can I have been vituperating?
can you have been vituperating?
can he have been vituperating?
can we have been vituperating?
can you have been vituperating?
can they have been vituperating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I vituperate?
can't you vituperate?
can't he vituperate?
can't we vituperate?
can't you vituperate?
can't they vituperate? 	can't I be vituperating?
can't you be vituperating?
can't he be vituperating?
can't we be vituperating?
can't you be vituperating?
can't they be vituperating? 	can't I have vituperated?
can't you have vituperated?
can't he have vituperated?
can't we have vituperated?
can't you have vituperated?
can't they have vituperated? 	can't I have been vituperating?
can't you have been vituperating?
can't he have been vituperating?
can't we have been vituperating?
can't you have been vituperating?
can't they have been vituperating?