might countersink
Irregular verb: countersink - countersank- countersunk

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might countersink
you might countersink
he might countersink
we might countersink
you might countersink
they might countersink 	I might be countersinking
you might be countersinking
he might be countersinking
we might be countersinking
you might be countersinking
they might be countersinking	I might have countersunk
you might have countersunk
he might have countersunk
we might have countersunk
you might have countersunk
they might have countersunk	I might have been countersinking
you might have been countersinking
he might have been countersinking
we might have been countersinking
you might have been countersinking
they might have been countersinking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mightn't countersink
you mightn't countersink
he mightn't countersink
we mightn't countersink
you mightn't countersink
they mightn't countersink 	I mightn't be countersinking
you mightn't be countersinking
he mightn't be countersinking
we mightn't be countersinking
you mightn't be countersinking
they mightn't be countersinking	I mightn't have countersunk
you mightn't have countersunk
he mightn't have countersunk
we mightn't have countersunk
you mightn't have countersunk
they mightn't have countersunk	I mightn't have been countersinking
you mightn't have been countersinking
he mightn't have been countersinking
we mightn't have been countersinking
you mightn't have been countersinking
they mightn't have been countersinking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I countersink?
might you countersink?
might he countersink?
might we countersink?
might you countersink?
might they countersink? 	might I be countersinking?
might you be countersinking?
might he be countersinking?
might we be countersinking?
might you be countersinking?
might they be countersinking? 	might I have countersunk?
might you have countersunk?
might he have countersunk?
might we have countersunk?
might you have countersunk?
might they have countersunk? 	might I have been countersinking?
might you have been countersinking?
might he have been countersinking?
might we have been countersinking?
might you have been countersinking?
might they have been countersinking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mightn't I countersink?
mightn't you countersink?
mightn't he countersink?
mightn't we countersink?
mightn't you countersink?
mightn't they countersink? 	mightn't I be countersinking?
mightn't you be countersinking?
mightn't he be countersinking?
mightn't we be countersinking?
mightn't you be countersinking?
mightn't they be countersinking? 	mightn't I have countersunk?
mightn't you have countersunk?
mightn't he have countersunk?
mightn't we have countersunk?
mightn't you have countersunk?
mightn't they have countersunk? 	mightn't I have been countersinking?
mightn't you have been countersinking?
mightn't he have been countersinking?
mightn't we have been countersinking?
mightn't you have been countersinking?
mightn't they have been countersinking?