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

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

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may not undergird
you may not undergird
he may not undergird
we may not undergird
you may not undergird
they may not undergird 	I may not be undergirding
you may not be undergirding
he may not be undergirding
we may not be undergirding
you may not be undergirding
they may not be undergirding	I may not have undergirt, undergirded
you may not have undergirt, undergirded
he may not have undergirt, undergirded
we may not have undergirt, undergirded
you may not have undergirt, undergirded
they may not have undergirt, undergirded	I may not have been undergirding
you may not have been undergirding
he may not have been undergirding
we may not have been undergirding
you may not have been undergirding
they may not have been undergirding	

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

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I not undergird?
may you not undergird?
may he not undergird?
may we not undergird?
may you not undergird?
may they not undergird? 	may I not be undergirding?
may you not be undergirding?
may he not be undergirding?
may we not be undergirding?
may you not be undergirding?
may they not be undergirding? 	may I not have undergirt, undergirded?
may you not have undergirt, undergirded?
may he not have undergirt, undergirded?
may we not have undergirt, undergirded?
may you not have undergirt, undergirded?
may they not have undergirt, undergirded? 	may I not have been undergirding?
may you not have been undergirding?
may he not have been undergirding?
may we not have been undergirding?
may you not have been undergirding?
may they not have been undergirding?