could joypop
Regular verb: joypop - joypoped- joypoped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could joypop
you could joypop
he could joypop
we could joypop
you could joypop
they could joypop 	I could be joypoping
you could be joypoping
he could be joypoping
we could be joypoping
you could be joypoping
they could be joypoping	I could have joypoped
you could have joypoped
he could have joypoped
we could have joypoped
you could have joypoped
they could have joypoped	I could have been joypoping
you could have been joypoping
he could have been joypoping
we could have been joypoping
you could have been joypoping
they could have been joypoping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not joypop
you could not joypop
he could not joypop
we could not joypop
you could not joypop
they could not joypop 	I could not be joypoping
you could not be joypoping
he could not be joypoping
we could not be joypoping
you could not be joypoping
they could not be joypoping	I could not have joypoped
you could not have joypoped
he could not have joypoped
we could not have joypoped
you could not have joypoped
they could not have joypoped	I could not have been joypoping
you could not have been joypoping
he could not have been joypoping
we could not have been joypoping
you could not have been joypoping
they could not have been joypoping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I joypop?
could you joypop?
could he joypop?
could we joypop?
could you joypop?
could they joypop? 	could I be joypoping?
could you be joypoping?
could he be joypoping?
could we be joypoping?
could you be joypoping?
could they be joypoping? 	could I have joypoped?
could you have joypoped?
could he have joypoped?
could we have joypoped?
could you have joypoped?
could they have joypoped? 	could I have been joypoping?
could you have been joypoping?
could he have been joypoping?
could we have been joypoping?
could you have been joypoping?
could they have been joypoping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not joypop?
could you not joypop?
could he not joypop?
could we not joypop?
could you not joypop?
could they not joypop? 	could I not be joypoping?
could you not be joypoping?
could he not be joypoping?
could we not be joypoping?
could you not be joypoping?
could they not be joypoping? 	could I not have joypoped?
could you not have joypoped?
could he not have joypoped?
could we not have joypoped?
could you not have joypoped?
could they not have joypoped? 	could I not have been joypoping?
could you not have been joypoping?
could he not have been joypoping?
could we not have been joypoping?
could you not have been joypoping?
could they not have been joypoping?