will countervail
Regular verb: countervail - countervailed- countervailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll countervail
you'll countervail
she'll countervail
we'll countervail
you'll countervail
they'll countervail 	I'll be countervailing
you'll be countervailing
she'll be countervailing
we'll be countervailing
you'll be countervailing
they'll be countervailing	I'll have countervailed
you'll have countervailed
she'll have countervailed
we'll have countervailed
you'll have countervailed
they'll have countervailed	I'll have been countervailing
you'll have been countervailing
she'll have been countervailing
we'll have been countervailing
you'll have been countervailing
they'll have been countervailing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I won't countervail
you won't countervail
she won't countervail
we won't countervail
you won't countervail
they won't countervail 	I won't be countervailing
you won't be countervailing
she won't be countervailing
we won't be countervailing
you won't be countervailing
they won't be countervailing	I won't have countervailed
you won't have countervailed
she won't have countervailed
we won't have countervailed
you won't have countervailed
they won't have countervailed	I won't have been countervailing
you won't have been countervailing
she won't have been countervailing
we won't have been countervailing
you won't have been countervailing
they won't have been countervailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I countervail?
will you countervail?
will she countervail?
will we countervail?
will you countervail?
will they countervail? 	will I be countervailing?
will you be countervailing?
will she be countervailing?
will we be countervailing?
will you be countervailing?
will they be countervailing? 	will I have countervailed?
will you have countervailed?
will she have countervailed?
will we have countervailed?
will you have countervailed?
will they have countervailed? 	will I have been countervailing?
will you have been countervailing?
will she have been countervailing?
will we have been countervailing?
will you have been countervailing?
will they have been countervailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
won't I countervail?
won't you countervail?
won't she countervail?
won't we countervail?
won't you countervail?
won't they countervail? 	won't I be countervailing?
won't you be countervailing?
won't she be countervailing?
won't we be countervailing?
won't you be countervailing?
won't they be countervailing? 	won't I have countervailed?
won't you have countervailed?
won't she have countervailed?
won't we have countervailed?
won't you have countervailed?
won't they have countervailed? 	won't I have been countervailing?
won't you have been countervailing?
won't she have been countervailing?
won't we have been countervailing?
won't you have been countervailing?
won't they have been countervailing?