might clench
Regular verb: clench - clenched- clenched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might clench
you might clench
he might clench
we might clench
you might clench
they might clench 	I might be clenching
you might be clenching
he might be clenching
we might be clenching
you might be clenching
they might be clenching	I might have clenched
you might have clenched
he might have clenched
we might have clenched
you might have clenched
they might have clenched	I might have been clenching
you might have been clenching
he might have been clenching
we might have been clenching
you might have been clenching
they might have been clenching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mightn't clench
you mightn't clench
he mightn't clench
we mightn't clench
you mightn't clench
they mightn't clench 	I mightn't be clenching
you mightn't be clenching
he mightn't be clenching
we mightn't be clenching
you mightn't be clenching
they mightn't be clenching	I mightn't have clenched
you mightn't have clenched
he mightn't have clenched
we mightn't have clenched
you mightn't have clenched
they mightn't have clenched	I mightn't have been clenching
you mightn't have been clenching
he mightn't have been clenching
we mightn't have been clenching
you mightn't have been clenching
they mightn't have been clenching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I clench?
might you clench?
might he clench?
might we clench?
might you clench?
might they clench? 	might I be clenching?
might you be clenching?
might he be clenching?
might we be clenching?
might you be clenching?
might they be clenching? 	might I have clenched?
might you have clenched?
might he have clenched?
might we have clenched?
might you have clenched?
might they have clenched? 	might I have been clenching?
might you have been clenching?
might he have been clenching?
might we have been clenching?
might you have been clenching?
might they have been clenching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mightn't I clench?
mightn't you clench?
mightn't he clench?
mightn't we clench?
mightn't you clench?
mightn't they clench? 	mightn't I be clenching?
mightn't you be clenching?
mightn't he be clenching?
mightn't we be clenching?
mightn't you be clenching?
mightn't they be clenching? 	mightn't I have clenched?
mightn't you have clenched?
mightn't he have clenched?
mightn't we have clenched?
mightn't you have clenched?
mightn't they have clenched? 	mightn't I have been clenching?
mightn't you have been clenching?
mightn't he have been clenching?
mightn't we have been clenching?
mightn't you have been clenching?
mightn't they have been clenching?