could menace
Regular verb: menace - menaced- menaced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could menace
you could menace
she could menace
we could menace
you could menace
they could menace 	I could be menacing
you could be menacing
she could be menacing
we could be menacing
you could be menacing
they could be menacing	I could have menaced
you could have menaced
she could have menaced
we could have menaced
you could have menaced
they could have menaced	I could have been menacing
you could have been menacing
she could have been menacing
we could have been menacing
you could have been menacing
they could have been menacing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't menace
you couldn't menace
she couldn't menace
we couldn't menace
you couldn't menace
they couldn't menace 	I couldn't be menacing
you couldn't be menacing
she couldn't be menacing
we couldn't be menacing
you couldn't be menacing
they couldn't be menacing	I couldn't have menaced
you couldn't have menaced
she couldn't have menaced
we couldn't have menaced
you couldn't have menaced
they couldn't have menaced	I couldn't have been menacing
you couldn't have been menacing
she couldn't have been menacing
we couldn't have been menacing
you couldn't have been menacing
they couldn't have been menacing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I menace?
could you menace?
could she menace?
could we menace?
could you menace?
could they menace? 	could I be menacing?
could you be menacing?
could she be menacing?
could we be menacing?
could you be menacing?
could they be menacing? 	could I have menaced?
could you have menaced?
could she have menaced?
could we have menaced?
could you have menaced?
could they have menaced? 	could I have been menacing?
could you have been menacing?
could she have been menacing?
could we have been menacing?
could you have been menacing?
could they have been menacing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I menace?
couldn't you menace?
couldn't she menace?
couldn't we menace?
couldn't you menace?
couldn't they menace? 	couldn't I be menacing?
couldn't you be menacing?
couldn't she be menacing?
couldn't we be menacing?
couldn't you be menacing?
couldn't they be menacing? 	couldn't I have menaced?
couldn't you have menaced?
couldn't she have menaced?
couldn't we have menaced?
couldn't you have menaced?
couldn't they have menaced? 	couldn't I have been menacing?
couldn't you have been menacing?
couldn't she have been menacing?
couldn't we have been menacing?
couldn't you have been menacing?
couldn't they have been menacing?