can reduplicate
Regular verb: reduplicate - reduplicated- reduplicated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can reduplicate
you can reduplicate
she can reduplicate
we can reduplicate
you can reduplicate
they can reduplicate 	I can be reduplicating
you can be reduplicating
she can be reduplicating
we can be reduplicating
you can be reduplicating
they can be reduplicating	I can have reduplicated
you can have reduplicated
she can have reduplicated
we can have reduplicated
you can have reduplicated
they can have reduplicated	I can have been reduplicating
you can have been reduplicating
she can have been reduplicating
we can have been reduplicating
you can have been reduplicating
they can have been reduplicating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't reduplicate
you can't reduplicate
she can't reduplicate
we can't reduplicate
you can't reduplicate
they can't reduplicate 	I can't be reduplicating
you can't be reduplicating
she can't be reduplicating
we can't be reduplicating
you can't be reduplicating
they can't be reduplicating	I can't have reduplicated
you can't have reduplicated
she can't have reduplicated
we can't have reduplicated
you can't have reduplicated
they can't have reduplicated	I can't have been reduplicating
you can't have been reduplicating
she can't have been reduplicating
we can't have been reduplicating
you can't have been reduplicating
they can't have been reduplicating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I reduplicate?
can you reduplicate?
can she reduplicate?
can we reduplicate?
can you reduplicate?
can they reduplicate? 	can I be reduplicating?
can you be reduplicating?
can she be reduplicating?
can we be reduplicating?
can you be reduplicating?
can they be reduplicating? 	can I have reduplicated?
can you have reduplicated?
can she have reduplicated?
can we have reduplicated?
can you have reduplicated?
can they have reduplicated? 	can I have been reduplicating?
can you have been reduplicating?
can she have been reduplicating?
can we have been reduplicating?
can you have been reduplicating?
can they have been reduplicating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I reduplicate?
can't you reduplicate?
can't she reduplicate?
can't we reduplicate?
can't you reduplicate?
can't they reduplicate? 	can't I be reduplicating?
can't you be reduplicating?
can't she be reduplicating?
can't we be reduplicating?
can't you be reduplicating?
can't they be reduplicating? 	can't I have reduplicated?
can't you have reduplicated?
can't she have reduplicated?
can't we have reduplicated?
can't you have reduplicated?
can't they have reduplicated? 	can't I have been reduplicating?
can't you have been reduplicating?
can't she have been reduplicating?
can't we have been reduplicating?
can't you have been reduplicating?
can't they have been reduplicating?