might underrun
Verbe irrégulier : underrun - underran- underrun

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I might underrun
you might underrun
she might underrun
we might underrun
you might underrun
they might underrun 	I might be underruning
you might be underruning
she might be underruning
we might be underruning
you might be underruning
they might be underruning	I might have underrun
you might have underrun
she might have underrun
we might have underrun
you might have underrun
they might have underrun	I might have been underruning
you might have been underruning
she might have been underruning
we might have been underruning
you might have been underruning
they might have been underruning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mightn't underrun
you mightn't underrun
she mightn't underrun
we mightn't underrun
you mightn't underrun
they mightn't underrun 	I mightn't be underruning
you mightn't be underruning
she mightn't be underruning
we mightn't be underruning
you mightn't be underruning
they mightn't be underruning	I mightn't have underrun
you mightn't have underrun
she mightn't have underrun
we mightn't have underrun
you mightn't have underrun
they mightn't have underrun	I mightn't have been underruning
you mightn't have been underruning
she mightn't have been underruning
we mightn't have been underruning
you mightn't have been underruning
they mightn't have been underruning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
might I underrun?
might you underrun?
might she underrun?
might we underrun?
might you underrun?
might they underrun? 	might I be underruning?
might you be underruning?
might she be underruning?
might we be underruning?
might you be underruning?
might they be underruning? 	might I have underrun?
might you have underrun?
might she have underrun?
might we have underrun?
might you have underrun?
might they have underrun? 	might I have been underruning?
might you have been underruning?
might she have been underruning?
might we have been underruning?
might you have been underruning?
might they have been underruning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mightn't I underrun?
mightn't you underrun?
mightn't she underrun?
mightn't we underrun?
mightn't you underrun?
mightn't they underrun? 	mightn't I be underruning?
mightn't you be underruning?
mightn't she be underruning?
mightn't we be underruning?
mightn't you be underruning?
mightn't they be underruning? 	mightn't I have underrun?
mightn't you have underrun?
mightn't she have underrun?
mightn't we have underrun?
mightn't you have underrun?
mightn't they have underrun? 	mightn't I have been underruning?
mightn't you have been underruning?
mightn't she have been underruning?
mightn't we have been underruning?
mightn't you have been underruning?
mightn't they have been underruning?