can upchuck
Regular verb: upchuck - upchucked- upchucked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can upchuck
you can upchuck
he can upchuck
we can upchuck
you can upchuck
they can upchuck 	I can be upchucking
you can be upchucking
he can be upchucking
we can be upchucking
you can be upchucking
they can be upchucking	I can have upchucked
you can have upchucked
he can have upchucked
we can have upchucked
you can have upchucked
they can have upchucked	I can have been upchucking
you can have been upchucking
he can have been upchucking
we can have been upchucking
you can have been upchucking
they can have been upchucking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't upchuck
you can't upchuck
he can't upchuck
we can't upchuck
you can't upchuck
they can't upchuck 	I can't be upchucking
you can't be upchucking
he can't be upchucking
we can't be upchucking
you can't be upchucking
they can't be upchucking	I can't have upchucked
you can't have upchucked
he can't have upchucked
we can't have upchucked
you can't have upchucked
they can't have upchucked	I can't have been upchucking
you can't have been upchucking
he can't have been upchucking
we can't have been upchucking
you can't have been upchucking
they can't have been upchucking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I upchuck?
can you upchuck?
can he upchuck?
can we upchuck?
can you upchuck?
can they upchuck? 	can I be upchucking?
can you be upchucking?
can he be upchucking?
can we be upchucking?
can you be upchucking?
can they be upchucking? 	can I have upchucked?
can you have upchucked?
can he have upchucked?
can we have upchucked?
can you have upchucked?
can they have upchucked? 	can I have been upchucking?
can you have been upchucking?
can he have been upchucking?
can we have been upchucking?
can you have been upchucking?
can they have been upchucking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I upchuck?
can't you upchuck?
can't he upchuck?
can't we upchuck?
can't you upchuck?
can't they upchuck? 	can't I be upchucking?
can't you be upchucking?
can't he be upchucking?
can't we be upchucking?
can't you be upchucking?
can't they be upchucking? 	can't I have upchucked?
can't you have upchucked?
can't he have upchucked?
can't we have upchucked?
can't you have upchucked?
can't they have upchucked? 	can't I have been upchucking?
can't you have been upchucking?
can't he have been upchucking?
can't we have been upchucking?
can't you have been upchucking?
can't they have been upchucking?