English verb conjugation
MIGHT UNDERACHIEVE

Regular verb: underachieve - underachieved - underachieved

Affirmation

Simple form	V-ing form
I might underachieve you might underachieve he might underachieve we might underachieve you might underachieve they might underachieve	I might be underachieving you might be underachieving he might be underachieving we might be underachieving you might be underachieving they might be underachieving
Perfect	V-ing perfect
I might have underachieved you might have underachieved he might have underachieved we might have underachieved you might have underachieved they might have underachieved	I might have been underachieving you might have been underachieving he might have been underachieving we might have been underachieving you might have been underachieving they might have been underachieving

Negation

Simple form	V-ing form
I mightn't underachieve you mightn't underachieve he mightn't underachieve we mightn't underachieve you mightn't underachieve they mightn't underachieve	I mightn't be underachieving you mightn't be underachieving he mightn't be underachieving we mightn't be underachieving you mightn't be underachieving they mightn't be underachieving
Perfect	V-ing perfect
I mightn't have underachieved you mightn't have underachieved he mightn't have underachieved we mightn't have underachieved you mightn't have underachieved they mightn't have underachieved	I mightn't have been underachieving you mightn't have been underachieving he mightn't have been underachieving we mightn't have been underachieving you mightn't have been underachieving they mightn't have been underachieving

Interrogative form

Simple form	V-ing form
might I underachieve? might you underachieve? might he underachieve? might we underachieve? might you underachieve? might they underachieve?	might I be underachieving? might you be underachieving? might he be underachieving? might we be underachieving? might you be underachieving? might they be underachieving?
Perfect	V-ing perfect
might I have underachieved? might you have underachieved? might he have underachieved? might we have underachieved? might you have underachieved? might they have underachieved?	might I have been underachieving? might you have been underachieving? might he have been underachieving? might we have been underachieving? might you have been underachieving? might they have been underachieving?

Interro-negative form

Simple form	V-ing form
mightn't I underachieve? mightn't you underachieve? mightn't he underachieve? mightn't we underachieve? mightn't you underachieve? mightn't they underachieve?	mightn't I be underachieving? mightn't you be underachieving? mightn't he be underachieving? mightn't we be underachieving? mightn't you be underachieving? mightn't they be underachieving?
Perfect	V-ing perfect
mightn't I have underachieved? mightn't you have underachieved? mightn't he have underachieved? mightn't we have underachieved? mightn't you have underachieved? mightn't they have underachieved?	mightn't I have been underachieving? mightn't you have been underachieving? mightn't he have been underachieving? mightn't we have been underachieving? mightn't you have been underachieving? mightn't they have been underachieving?