could jounce
Regular verb: jounce - jounced- jounced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could jounce
you could jounce
he could jounce
we could jounce
you could jounce
they could jounce 	I could be jouncing
you could be jouncing
he could be jouncing
we could be jouncing
you could be jouncing
they could be jouncing	I could have jounced
you could have jounced
he could have jounced
we could have jounced
you could have jounced
they could have jounced	I could have been jouncing
you could have been jouncing
he could have been jouncing
we could have been jouncing
you could have been jouncing
they could have been jouncing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't jounce
you couldn't jounce
he couldn't jounce
we couldn't jounce
you couldn't jounce
they couldn't jounce 	I couldn't be jouncing
you couldn't be jouncing
he couldn't be jouncing
we couldn't be jouncing
you couldn't be jouncing
they couldn't be jouncing	I couldn't have jounced
you couldn't have jounced
he couldn't have jounced
we couldn't have jounced
you couldn't have jounced
they couldn't have jounced	I couldn't have been jouncing
you couldn't have been jouncing
he couldn't have been jouncing
we couldn't have been jouncing
you couldn't have been jouncing
they couldn't have been jouncing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I jounce?
could you jounce?
could he jounce?
could we jounce?
could you jounce?
could they jounce? 	could I be jouncing?
could you be jouncing?
could he be jouncing?
could we be jouncing?
could you be jouncing?
could they be jouncing? 	could I have jounced?
could you have jounced?
could he have jounced?
could we have jounced?
could you have jounced?
could they have jounced? 	could I have been jouncing?
could you have been jouncing?
could he have been jouncing?
could we have been jouncing?
could you have been jouncing?
could they have been jouncing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I jounce?
couldn't you jounce?
couldn't he jounce?
couldn't we jounce?
couldn't you jounce?
couldn't they jounce? 	couldn't I be jouncing?
couldn't you be jouncing?
couldn't he be jouncing?
couldn't we be jouncing?
couldn't you be jouncing?
couldn't they be jouncing? 	couldn't I have jounced?
couldn't you have jounced?
couldn't he have jounced?
couldn't we have jounced?
couldn't you have jounced?
couldn't they have jounced? 	couldn't I have been jouncing?
couldn't you have been jouncing?
couldn't he have been jouncing?
couldn't we have been jouncing?
couldn't you have been jouncing?
couldn't they have been jouncing?