Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could employ sth you could employ sth he could employ sth we could employ sth you could employ sth they could employ sth
V-ing form
I could be employ sthing you could be employ sthing he could be employ sthing we could be employ sthing you could be employ sthing they could be employ sthing
Perfect
I could have employ sthed you could have employ sthed he could have employ sthed we could have employ sthed you could have employ sthed they could have employ sthed
V-ing perfect
I could have been employ sthing you could have been employ sthing he could have been employ sthing we could have been employ sthing you could have been employ sthing they could have been employ sthing
Negation
Simple form
I could not employ sth you could not employ sth he could not employ sth we could not employ sth you could not employ sth they could not employ sth
V-ing form
I could not be employ sthing you could not be employ sthing he could not be employ sthing we could not be employ sthing you could not be employ sthing they could not be employ sthing
Perfect
I could not have employ sthed you could not have employ sthed he could not have employ sthed we could not have employ sthed you could not have employ sthed they could not have employ sthed
V-ing perfect
I could not have been employ sthing you could not have been employ sthing he could not have been employ sthing we could not have been employ sthing you could not have been employ sthing they could not have been employ sthing
Interrogative form
Simple form
could I employ sth? could you employ sth? could he employ sth? could we employ sth? could you employ sth? could they employ sth?
V-ing form
could I be employ sthing? could you be employ sthing? could he be employ sthing? could we be employ sthing? could you be employ sthing? could they be employ sthing?
Perfect
could I have employ sthed? could you have employ sthed? could he have employ sthed? could we have employ sthed? could you have employ sthed? could they have employ sthed?
V-ing perfect
could I have been employ sthing? could you have been employ sthing? could he have been employ sthing? could we have been employ sthing? could you have been employ sthing? could they have been employ sthing?
Interro-negative form
Simple form
could I not employ sth? could you not employ sth? could he not employ sth? could we not employ sth? could you not employ sth? could they not employ sth?
V-ing form
could I not be employ sthing? could you not be employ sthing? could he not be employ sthing? could we not be employ sthing? could you not be employ sthing? could they not be employ sthing?
Perfect
could I not have employ sthed? could you not have employ sthed? could he not have employ sthed? could we not have employ sthed? could you not have employ sthed? could they not have employ sthed?
V-ing perfect
could I not have been employ sthing? could you not have been employ sthing? could he not have been employ sthing? could we not have been employ sthing? could you not have been employ sthing? could they not have been employ sthing?