will countersink
Irregular verb: countersink - countersank- countersunk

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

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

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

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