could outscream
Regular verb: outscream - outscreamed- outscreamed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could outscream
you could outscream
he could outscream
we could outscream
you could outscream
they could outscream 	I could be outscreaming
you could be outscreaming
he could be outscreaming
we could be outscreaming
you could be outscreaming
they could be outscreaming	I could have outscreamed
you could have outscreamed
he could have outscreamed
we could have outscreamed
you could have outscreamed
they could have outscreamed	I could have been outscreaming
you could have been outscreaming
he could have been outscreaming
we could have been outscreaming
you could have been outscreaming
they could have been outscreaming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not outscream
you could not outscream
he could not outscream
we could not outscream
you could not outscream
they could not outscream 	I could not be outscreaming
you could not be outscreaming
he could not be outscreaming
we could not be outscreaming
you could not be outscreaming
they could not be outscreaming	I could not have outscreamed
you could not have outscreamed
he could not have outscreamed
we could not have outscreamed
you could not have outscreamed
they could not have outscreamed	I could not have been outscreaming
you could not have been outscreaming
he could not have been outscreaming
we could not have been outscreaming
you could not have been outscreaming
they could not have been outscreaming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I outscream?
could you outscream?
could he outscream?
could we outscream?
could you outscream?
could they outscream? 	could I be outscreaming?
could you be outscreaming?
could he be outscreaming?
could we be outscreaming?
could you be outscreaming?
could they be outscreaming? 	could I have outscreamed?
could you have outscreamed?
could he have outscreamed?
could we have outscreamed?
could you have outscreamed?
could they have outscreamed? 	could I have been outscreaming?
could you have been outscreaming?
could he have been outscreaming?
could we have been outscreaming?
could you have been outscreaming?
could they have been outscreaming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not outscream?
could you not outscream?
could he not outscream?
could we not outscream?
could you not outscream?
could they not outscream? 	could I not be outscreaming?
could you not be outscreaming?
could he not be outscreaming?
could we not be outscreaming?
could you not be outscreaming?
could they not be outscreaming? 	could I not have outscreamed?
could you not have outscreamed?
could he not have outscreamed?
could we not have outscreamed?
could you not have outscreamed?
could they not have outscreamed? 	could I not have been outscreaming?
could you not have been outscreaming?
could he not have been outscreaming?
could we not have been outscreaming?
could you not have been outscreaming?
could they not have been outscreaming?