could cold-cock
Regular verb: cold-cock - cold-cocked- cold-cocked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could cold-cock
you could cold-cock
he could cold-cock
we could cold-cock
you could cold-cock
they could cold-cock 	I could be cold-cocking
you could be cold-cocking
he could be cold-cocking
we could be cold-cocking
you could be cold-cocking
they could be cold-cocking	I could have cold-cocked
you could have cold-cocked
he could have cold-cocked
we could have cold-cocked
you could have cold-cocked
they could have cold-cocked	I could have been cold-cocking
you could have been cold-cocking
he could have been cold-cocking
we could have been cold-cocking
you could have been cold-cocking
they could have been cold-cocking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't cold-cock
you couldn't cold-cock
he couldn't cold-cock
we couldn't cold-cock
you couldn't cold-cock
they couldn't cold-cock 	I couldn't be cold-cocking
you couldn't be cold-cocking
he couldn't be cold-cocking
we couldn't be cold-cocking
you couldn't be cold-cocking
they couldn't be cold-cocking	I couldn't have cold-cocked
you couldn't have cold-cocked
he couldn't have cold-cocked
we couldn't have cold-cocked
you couldn't have cold-cocked
they couldn't have cold-cocked	I couldn't have been cold-cocking
you couldn't have been cold-cocking
he couldn't have been cold-cocking
we couldn't have been cold-cocking
you couldn't have been cold-cocking
they couldn't have been cold-cocking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I cold-cock?
could you cold-cock?
could he cold-cock?
could we cold-cock?
could you cold-cock?
could they cold-cock? 	could I be cold-cocking?
could you be cold-cocking?
could he be cold-cocking?
could we be cold-cocking?
could you be cold-cocking?
could they be cold-cocking? 	could I have cold-cocked?
could you have cold-cocked?
could he have cold-cocked?
could we have cold-cocked?
could you have cold-cocked?
could they have cold-cocked? 	could I have been cold-cocking?
could you have been cold-cocking?
could he have been cold-cocking?
could we have been cold-cocking?
could you have been cold-cocking?
could they have been cold-cocking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I cold-cock?
couldn't you cold-cock?
couldn't he cold-cock?
couldn't we cold-cock?
couldn't you cold-cock?
couldn't they cold-cock? 	couldn't I be cold-cocking?
couldn't you be cold-cocking?
couldn't he be cold-cocking?
couldn't we be cold-cocking?
couldn't you be cold-cocking?
couldn't they be cold-cocking? 	couldn't I have cold-cocked?
couldn't you have cold-cocked?
couldn't he have cold-cocked?
couldn't we have cold-cocked?
couldn't you have cold-cocked?
couldn't they have cold-cocked? 	couldn't I have been cold-cocking?
couldn't you have been cold-cocking?
couldn't he have been cold-cocking?
couldn't we have been cold-cocking?
couldn't you have been cold-cocking?
couldn't they have been cold-cocking?