could repudiate
Regular verb: repudiate - repudiated- repudiated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could repudiate
you could repudiate
he could repudiate
we could repudiate
you could repudiate
they could repudiate 	I could be repudiating
you could be repudiating
he could be repudiating
we could be repudiating
you could be repudiating
they could be repudiating	I could have repudiated
you could have repudiated
he could have repudiated
we could have repudiated
you could have repudiated
they could have repudiated	I could have been repudiating
you could have been repudiating
he could have been repudiating
we could have been repudiating
you could have been repudiating
they could have been repudiating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not repudiate
you could not repudiate
he could not repudiate
we could not repudiate
you could not repudiate
they could not repudiate 	I could not be repudiating
you could not be repudiating
he could not be repudiating
we could not be repudiating
you could not be repudiating
they could not be repudiating	I could not have repudiated
you could not have repudiated
he could not have repudiated
we could not have repudiated
you could not have repudiated
they could not have repudiated	I could not have been repudiating
you could not have been repudiating
he could not have been repudiating
we could not have been repudiating
you could not have been repudiating
they could not have been repudiating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I repudiate?
could you repudiate?
could he repudiate?
could we repudiate?
could you repudiate?
could they repudiate? 	could I be repudiating?
could you be repudiating?
could he be repudiating?
could we be repudiating?
could you be repudiating?
could they be repudiating? 	could I have repudiated?
could you have repudiated?
could he have repudiated?
could we have repudiated?
could you have repudiated?
could they have repudiated? 	could I have been repudiating?
could you have been repudiating?
could he have been repudiating?
could we have been repudiating?
could you have been repudiating?
could they have been repudiating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not repudiate?
could you not repudiate?
could he not repudiate?
could we not repudiate?
could you not repudiate?
could they not repudiate? 	could I not be repudiating?
could you not be repudiating?
could he not be repudiating?
could we not be repudiating?
could you not be repudiating?
could they not be repudiating? 	could I not have repudiated?
could you not have repudiated?
could he not have repudiated?
could we not have repudiated?
could you not have repudiated?
could they not have repudiated? 	could I not have been repudiating?
could you not have been repudiating?
could he not have been repudiating?
could we not have been repudiating?
could you not have been repudiating?
could they not have been repudiating?