might perdure
Regular verb: perdure - perdured- perdured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might perdure
you might perdure
he might perdure
we might perdure
you might perdure
they might perdure 	I might be perduring
you might be perduring
he might be perduring
we might be perduring
you might be perduring
they might be perduring	I might have perdured
you might have perdured
he might have perdured
we might have perdured
you might have perdured
they might have perdured	I might have been perduring
you might have been perduring
he might have been perduring
we might have been perduring
you might have been perduring
they might have been perduring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mightn't perdure
you mightn't perdure
he mightn't perdure
we mightn't perdure
you mightn't perdure
they mightn't perdure 	I mightn't be perduring
you mightn't be perduring
he mightn't be perduring
we mightn't be perduring
you mightn't be perduring
they mightn't be perduring	I mightn't have perdured
you mightn't have perdured
he mightn't have perdured
we mightn't have perdured
you mightn't have perdured
they mightn't have perdured	I mightn't have been perduring
you mightn't have been perduring
he mightn't have been perduring
we mightn't have been perduring
you mightn't have been perduring
they mightn't have been perduring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I perdure?
might you perdure?
might he perdure?
might we perdure?
might you perdure?
might they perdure? 	might I be perduring?
might you be perduring?
might he be perduring?
might we be perduring?
might you be perduring?
might they be perduring? 	might I have perdured?
might you have perdured?
might he have perdured?
might we have perdured?
might you have perdured?
might they have perdured? 	might I have been perduring?
might you have been perduring?
might he have been perduring?
might we have been perduring?
might you have been perduring?
might they have been perduring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mightn't I perdure?
mightn't you perdure?
mightn't he perdure?
mightn't we perdure?
mightn't you perdure?
mightn't they perdure? 	mightn't I be perduring?
mightn't you be perduring?
mightn't he be perduring?
mightn't we be perduring?
mightn't you be perduring?
mightn't they be perduring? 	mightn't I have perdured?
mightn't you have perdured?
mightn't he have perdured?
mightn't we have perdured?
mightn't you have perdured?
mightn't they have perdured? 	mightn't I have been perduring?
mightn't you have been perduring?
mightn't he have been perduring?
mightn't we have been perduring?
mightn't you have been perduring?
mightn't they have been perduring?