would underprop
Regular verb: underprop - underproped- underproped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd underprop
you'd underprop
he'd underprop
we'd underprop
you'd underprop
they'd underprop 	I'd be underproping
you'd be underproping
he'd be underproping
we'd be underproping
you'd be underproping
they'd be underproping	I would've underproped
you would've underproped
he would've underproped
we would've underproped
you would've underproped
they would've underproped	I would've been underproping
you would've been underproping
he would've been underproping
we would've been underproping
you would've been underproping
they would've been underproping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I wouldn't underprop
you wouldn't underprop
he wouldn't underprop
we wouldn't underprop
you wouldn't underprop
they wouldn't underprop 	I wouldn't be underproping
you wouldn't be underproping
he wouldn't be underproping
we wouldn't be underproping
you wouldn't be underproping
they wouldn't be underproping	I wouldn't have underproped
you wouldn't have underproped
he wouldn't have underproped
we wouldn't have underproped
you wouldn't have underproped
they wouldn't have underproped	I wouldn't have been underproping
you wouldn't have been underproping
he wouldn't have been underproping
we wouldn't have been underproping
you wouldn't have been underproping
they wouldn't have been underproping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I underprop?
would you underprop?
would he underprop?
would we underprop?
would you underprop?
would they underprop? 	would I be underproping?
would you be underproping?
would he be underproping?
would we be underproping?
would you be underproping?
would they be underproping? 	would I have underproped?
would you have underproped?
would he have underproped?
would we have underproped?
would you have underproped?
would they have underproped? 	would I have been underproping?
would you have been underproping?
would he have been underproping?
would we have been underproping?
would you have been underproping?
would they have been underproping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
wouldn't I underprop?
wouldn't you underprop?
wouldn't he underprop?
wouldn't we underprop?
wouldn't you underprop?
wouldn't they underprop? 	wouldn't I be underproping?
wouldn't you be underproping?
wouldn't he be underproping?
wouldn't we be underproping?
wouldn't you be underproping?
wouldn't they be underproping? 	wouldn't I have underproped?
wouldn't you have underproped?
wouldn't he have underproped?
wouldn't we have underproped?
wouldn't you have underproped?
wouldn't they have underproped? 	wouldn't I have been underproping?
wouldn't you have been underproping?
wouldn't he have been underproping?
wouldn't we have been underproping?
wouldn't you have been underproping?
wouldn't they have been underproping?