could uncock
Regular verb: uncock - uncocked- uncocked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could uncock
you could uncock
he could uncock
we could uncock
you could uncock
they could uncock 	I could be uncocking
you could be uncocking
he could be uncocking
we could be uncocking
you could be uncocking
they could be uncocking	I could have uncocked
you could have uncocked
he could have uncocked
we could have uncocked
you could have uncocked
they could have uncocked	I could have been uncocking
you could have been uncocking
he could have been uncocking
we could have been uncocking
you could have been uncocking
they could have been uncocking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't uncock
you couldn't uncock
he couldn't uncock
we couldn't uncock
you couldn't uncock
they couldn't uncock 	I couldn't be uncocking
you couldn't be uncocking
he couldn't be uncocking
we couldn't be uncocking
you couldn't be uncocking
they couldn't be uncocking	I couldn't have uncocked
you couldn't have uncocked
he couldn't have uncocked
we couldn't have uncocked
you couldn't have uncocked
they couldn't have uncocked	I couldn't have been uncocking
you couldn't have been uncocking
he couldn't have been uncocking
we couldn't have been uncocking
you couldn't have been uncocking
they couldn't have been uncocking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I uncock?
could you uncock?
could he uncock?
could we uncock?
could you uncock?
could they uncock? 	could I be uncocking?
could you be uncocking?
could he be uncocking?
could we be uncocking?
could you be uncocking?
could they be uncocking? 	could I have uncocked?
could you have uncocked?
could he have uncocked?
could we have uncocked?
could you have uncocked?
could they have uncocked? 	could I have been uncocking?
could you have been uncocking?
could he have been uncocking?
could we have been uncocking?
could you have been uncocking?
could they have been uncocking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I uncock?
couldn't you uncock?
couldn't he uncock?
couldn't we uncock?
couldn't you uncock?
couldn't they uncock? 	couldn't I be uncocking?
couldn't you be uncocking?
couldn't he be uncocking?
couldn't we be uncocking?
couldn't you be uncocking?
couldn't they be uncocking? 	couldn't I have uncocked?
couldn't you have uncocked?
couldn't he have uncocked?
couldn't we have uncocked?
couldn't you have uncocked?
couldn't they have uncocked? 	couldn't I have been uncocking?
couldn't you have been uncocking?
couldn't he have been uncocking?
couldn't we have been uncocking?
couldn't you have been uncocking?
couldn't they have been uncocking?