can undersupply
Regular verb: undersupply - undersupplied- undersupplied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can undersupply
you can undersupply
she can undersupply
we can undersupply
you can undersupply
they can undersupply 	I can be undersupplying
you can be undersupplying
she can be undersupplying
we can be undersupplying
you can be undersupplying
they can be undersupplying	I can have undersupplied
you can have undersupplied
she can have undersupplied
we can have undersupplied
you can have undersupplied
they can have undersupplied	I can have been undersupplying
you can have been undersupplying
she can have been undersupplying
we can have been undersupplying
you can have been undersupplying
they can have been undersupplying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't undersupply
you can't undersupply
she can't undersupply
we can't undersupply
you can't undersupply
they can't undersupply 	I can't be undersupplying
you can't be undersupplying
she can't be undersupplying
we can't be undersupplying
you can't be undersupplying
they can't be undersupplying	I can't have undersupplied
you can't have undersupplied
she can't have undersupplied
we can't have undersupplied
you can't have undersupplied
they can't have undersupplied	I can't have been undersupplying
you can't have been undersupplying
she can't have been undersupplying
we can't have been undersupplying
you can't have been undersupplying
they can't have been undersupplying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I undersupply?
can you undersupply?
can she undersupply?
can we undersupply?
can you undersupply?
can they undersupply? 	can I be undersupplying?
can you be undersupplying?
can she be undersupplying?
can we be undersupplying?
can you be undersupplying?
can they be undersupplying? 	can I have undersupplied?
can you have undersupplied?
can she have undersupplied?
can we have undersupplied?
can you have undersupplied?
can they have undersupplied? 	can I have been undersupplying?
can you have been undersupplying?
can she have been undersupplying?
can we have been undersupplying?
can you have been undersupplying?
can they have been undersupplying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I undersupply?
can't you undersupply?
can't she undersupply?
can't we undersupply?
can't you undersupply?
can't they undersupply? 	can't I be undersupplying?
can't you be undersupplying?
can't she be undersupplying?
can't we be undersupplying?
can't you be undersupplying?
can't they be undersupplying? 	can't I have undersupplied?
can't you have undersupplied?
can't she have undersupplied?
can't we have undersupplied?
can't you have undersupplied?
can't they have undersupplied? 	can't I have been undersupplying?
can't you have been undersupplying?
can't she have been undersupplying?
can't we have been undersupplying?
can't you have been undersupplying?
can't they have been undersupplying?