can invaginate
Regular verb: invaginate - invaginated- invaginated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can invaginate
you can invaginate
he can invaginate
we can invaginate
you can invaginate
they can invaginate 	I can be invaginating
you can be invaginating
he can be invaginating
we can be invaginating
you can be invaginating
they can be invaginating	I can have invaginated
you can have invaginated
he can have invaginated
we can have invaginated
you can have invaginated
they can have invaginated	I can have been invaginating
you can have been invaginating
he can have been invaginating
we can have been invaginating
you can have been invaginating
they can have been invaginating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot invaginate
you cannot invaginate
he cannot invaginate
we cannot invaginate
you cannot invaginate
they cannot invaginate 	I cannot be invaginating
you cannot be invaginating
he cannot be invaginating
we cannot be invaginating
you cannot be invaginating
they cannot be invaginating	I cannot have invaginated
you cannot have invaginated
he cannot have invaginated
we cannot have invaginated
you cannot have invaginated
they cannot have invaginated	I cannot have been invaginating
you cannot have been invaginating
he cannot have been invaginating
we cannot have been invaginating
you cannot have been invaginating
they cannot have been invaginating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I invaginate?
can you invaginate?
can he invaginate?
can we invaginate?
can you invaginate?
can they invaginate? 	can I be invaginating?
can you be invaginating?
can he be invaginating?
can we be invaginating?
can you be invaginating?
can they be invaginating? 	can I have invaginated?
can you have invaginated?
can he have invaginated?
can we have invaginated?
can you have invaginated?
can they have invaginated? 	can I have been invaginating?
can you have been invaginating?
can he have been invaginating?
can we have been invaginating?
can you have been invaginating?
can they have been invaginating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not invaginate?
can you not invaginate?
can he not invaginate?
can we not invaginate?
can you not invaginate?
can they not invaginate? 	can I not be invaginating?
can you not be invaginating?
can he not be invaginating?
can we not be invaginating?
can you not be invaginating?
can they not be invaginating? 	can I not have invaginated?
can you not have invaginated?
can he not have invaginated?
can we not have invaginated?
can you not have invaginated?
can they not have invaginated? 	can I not have been invaginating?
can you not have been invaginating?
can he not have been invaginating?
can we not have been invaginating?
can you not have been invaginating?
can they not have been invaginating?