might undergird
Verbe irrégulier : undergird - undergirt, undergirded- undergirt, undergirded

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I might undergird
you might undergird
she might undergird
we might undergird
you might undergird
they might undergird 	I might be undergirding
you might be undergirding
she might be undergirding
we might be undergirding
you might be undergirding
they might be undergirding	I might have undergirt, undergirded
you might have undergirt, undergirded
she might have undergirt, undergirded
we might have undergirt, undergirded
you might have undergirt, undergirded
they might have undergirt, undergirded	I might have been undergirding
you might have been undergirding
she might have been undergirding
we might have been undergirding
you might have been undergirding
they might have been undergirding	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mightn't undergird
you mightn't undergird
she mightn't undergird
we mightn't undergird
you mightn't undergird
they mightn't undergird 	I mightn't be undergirding
you mightn't be undergirding
she mightn't be undergirding
we mightn't be undergirding
you mightn't be undergirding
they mightn't be undergirding	I mightn't have undergirt, undergirded
you mightn't have undergirt, undergirded
she mightn't have undergirt, undergirded
we mightn't have undergirt, undergirded
you mightn't have undergirt, undergirded
they mightn't have undergirt, undergirded	I mightn't have been undergirding
you mightn't have been undergirding
she mightn't have been undergirding
we mightn't have been undergirding
you mightn't have been undergirding
they mightn't have been undergirding	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
might I undergird?
might you undergird?
might she undergird?
might we undergird?
might you undergird?
might they undergird? 	might I be undergirding?
might you be undergirding?
might she be undergirding?
might we be undergirding?
might you be undergirding?
might they be undergirding? 	might I have undergirt, undergirded?
might you have undergirt, undergirded?
might she have undergirt, undergirded?
might we have undergirt, undergirded?
might you have undergirt, undergirded?
might they have undergirt, undergirded? 	might I have been undergirding?
might you have been undergirding?
might she have been undergirding?
might we have been undergirding?
might you have been undergirding?
might they have been undergirding? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mightn't I undergird?
mightn't you undergird?
mightn't she undergird?
mightn't we undergird?
mightn't you undergird?
mightn't they undergird? 	mightn't I be undergirding?
mightn't you be undergirding?
mightn't she be undergirding?
mightn't we be undergirding?
mightn't you be undergirding?
mightn't they be undergirding? 	mightn't I have undergirt, undergirded?
mightn't you have undergirt, undergirded?
mightn't she have undergirt, undergirded?
mightn't we have undergirt, undergirded?
mightn't you have undergirt, undergirded?
mightn't they have undergirt, undergirded? 	mightn't I have been undergirding?
mightn't you have been undergirding?
mightn't she have been undergirding?
mightn't we have been undergirding?
mightn't you have been undergirding?
mightn't they have been undergirding?