could prostitute
Regular verb: prostitute - prostituted- prostituted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could prostitute
you could prostitute
he could prostitute
we could prostitute
you could prostitute
they could prostitute 	I could be prostituting
you could be prostituting
he could be prostituting
we could be prostituting
you could be prostituting
they could be prostituting	I could have prostituted
you could have prostituted
he could have prostituted
we could have prostituted
you could have prostituted
they could have prostituted	I could have been prostituting
you could have been prostituting
he could have been prostituting
we could have been prostituting
you could have been prostituting
they could have been prostituting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not prostitute
you could not prostitute
he could not prostitute
we could not prostitute
you could not prostitute
they could not prostitute 	I could not be prostituting
you could not be prostituting
he could not be prostituting
we could not be prostituting
you could not be prostituting
they could not be prostituting	I could not have prostituted
you could not have prostituted
he could not have prostituted
we could not have prostituted
you could not have prostituted
they could not have prostituted	I could not have been prostituting
you could not have been prostituting
he could not have been prostituting
we could not have been prostituting
you could not have been prostituting
they could not have been prostituting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I prostitute?
could you prostitute?
could he prostitute?
could we prostitute?
could you prostitute?
could they prostitute? 	could I be prostituting?
could you be prostituting?
could he be prostituting?
could we be prostituting?
could you be prostituting?
could they be prostituting? 	could I have prostituted?
could you have prostituted?
could he have prostituted?
could we have prostituted?
could you have prostituted?
could they have prostituted? 	could I have been prostituting?
could you have been prostituting?
could he have been prostituting?
could we have been prostituting?
could you have been prostituting?
could they have been prostituting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not prostitute?
could you not prostitute?
could he not prostitute?
could we not prostitute?
could you not prostitute?
could they not prostitute? 	could I not be prostituting?
could you not be prostituting?
could he not be prostituting?
could we not be prostituting?
could you not be prostituting?
could they not be prostituting? 	could I not have prostituted?
could you not have prostituted?
could he not have prostituted?
could we not have prostituted?
could you not have prostituted?
could they not have prostituted? 	could I not have been prostituting?
could you not have been prostituting?
could he not have been prostituting?
could we not have been prostituting?
could you not have been prostituting?
could they not have been prostituting?