might undervalue
Regular verb: undervalue - undervalued- undervalued

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might undervalue
you might undervalue
she might undervalue
we might undervalue
you might undervalue
they might undervalue 	I might be undervaluing
you might be undervaluing
she might be undervaluing
we might be undervaluing
you might be undervaluing
they might be undervaluing	I might have undervalued
you might have undervalued
she might have undervalued
we might have undervalued
you might have undervalued
they might have undervalued	I might have been undervaluing
you might have been undervaluing
she might have been undervaluing
we might have been undervaluing
you might have been undervaluing
they might have been undervaluing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mightn't undervalue
you mightn't undervalue
she mightn't undervalue
we mightn't undervalue
you mightn't undervalue
they mightn't undervalue 	I mightn't be undervaluing
you mightn't be undervaluing
she mightn't be undervaluing
we mightn't be undervaluing
you mightn't be undervaluing
they mightn't be undervaluing	I mightn't have undervalued
you mightn't have undervalued
she mightn't have undervalued
we mightn't have undervalued
you mightn't have undervalued
they mightn't have undervalued	I mightn't have been undervaluing
you mightn't have been undervaluing
she mightn't have been undervaluing
we mightn't have been undervaluing
you mightn't have been undervaluing
they mightn't have been undervaluing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I undervalue?
might you undervalue?
might she undervalue?
might we undervalue?
might you undervalue?
might they undervalue? 	might I be undervaluing?
might you be undervaluing?
might she be undervaluing?
might we be undervaluing?
might you be undervaluing?
might they be undervaluing? 	might I have undervalued?
might you have undervalued?
might she have undervalued?
might we have undervalued?
might you have undervalued?
might they have undervalued? 	might I have been undervaluing?
might you have been undervaluing?
might she have been undervaluing?
might we have been undervaluing?
might you have been undervaluing?
might they have been undervaluing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mightn't I undervalue?
mightn't you undervalue?
mightn't she undervalue?
mightn't we undervalue?
mightn't you undervalue?
mightn't they undervalue? 	mightn't I be undervaluing?
mightn't you be undervaluing?
mightn't she be undervaluing?
mightn't we be undervaluing?
mightn't you be undervaluing?
mightn't they be undervaluing? 	mightn't I have undervalued?
mightn't you have undervalued?
mightn't she have undervalued?
mightn't we have undervalued?
mightn't you have undervalued?
mightn't they have undervalued? 	mightn't I have been undervaluing?
mightn't you have been undervaluing?
mightn't she have been undervaluing?
mightn't we have been undervaluing?
mightn't you have been undervaluing?
mightn't they have been undervaluing?