Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could capelee you could capelee he could capelee we could capelee you could capelee they could capelee
V-ing form
I could be capeleeing you could be capeleeing he could be capeleeing we could be capeleeing you could be capeleeing they could be capeleeing
Perfect
I could have capeleed you could have capeleed he could have capeleed we could have capeleed you could have capeleed they could have capeleed
V-ing perfect
I could have been capeleeing you could have been capeleeing he could have been capeleeing we could have been capeleeing you could have been capeleeing they could have been capeleeing
Negation
Simple form
I couldn't capelee you couldn't capelee he couldn't capelee we couldn't capelee you couldn't capelee they couldn't capelee
V-ing form
I couldn't be capeleeing you couldn't be capeleeing he couldn't be capeleeing we couldn't be capeleeing you couldn't be capeleeing they couldn't be capeleeing
Perfect
I couldn't have capeleed you couldn't have capeleed he couldn't have capeleed we couldn't have capeleed you couldn't have capeleed they couldn't have capeleed
V-ing perfect
I couldn't have been capeleeing you couldn't have been capeleeing he couldn't have been capeleeing we couldn't have been capeleeing you couldn't have been capeleeing they couldn't have been capeleeing
Interrogative form
Simple form
could I capelee? could you capelee? could he capelee? could we capelee? could you capelee? could they capelee?
V-ing form
could I be capeleeing? could you be capeleeing? could he be capeleeing? could we be capeleeing? could you be capeleeing? could they be capeleeing?
Perfect
could I have capeleed? could you have capeleed? could he have capeleed? could we have capeleed? could you have capeleed? could they have capeleed?
V-ing perfect
could I have been capeleeing? could you have been capeleeing? could he have been capeleeing? could we have been capeleeing? could you have been capeleeing? could they have been capeleeing?
Interro-negative form
Simple form
couldn't I capelee? couldn't you capelee? couldn't he capelee? couldn't we capelee? couldn't you capelee? couldn't they capelee?
V-ing form
couldn't I be capeleeing? couldn't you be capeleeing? couldn't he be capeleeing? couldn't we be capeleeing? couldn't you be capeleeing? couldn't they be capeleeing?
Perfect
couldn't I have capeleed? couldn't you have capeleed? couldn't he have capeleed? couldn't we have capeleed? couldn't you have capeleed? couldn't they have capeleed?
V-ing perfect
couldn't I have been capeleeing? couldn't you have been capeleeing? couldn't he have been capeleeing? couldn't we have been capeleeing? couldn't you have been capeleeing? couldn't they have been capeleeing?