would impugn
Regular verb: impugn - impugned- impugned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd impugn
you'd impugn
she'd impugn
we'd impugn
you'd impugn
they'd impugn 	I'd be impugning
you'd be impugning
she'd be impugning
we'd be impugning
you'd be impugning
they'd be impugning	I would've impugned
you would've impugned
she would've impugned
we would've impugned
you would've impugned
they would've impugned	I would've been impugning
you would've been impugning
she would've been impugning
we would've been impugning
you would've been impugning
they would've been impugning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I wouldn't impugn
you wouldn't impugn
she wouldn't impugn
we wouldn't impugn
you wouldn't impugn
they wouldn't impugn 	I wouldn't be impugning
you wouldn't be impugning
she wouldn't be impugning
we wouldn't be impugning
you wouldn't be impugning
they wouldn't be impugning	I wouldn't have impugned
you wouldn't have impugned
she wouldn't have impugned
we wouldn't have impugned
you wouldn't have impugned
they wouldn't have impugned	I wouldn't have been impugning
you wouldn't have been impugning
she wouldn't have been impugning
we wouldn't have been impugning
you wouldn't have been impugning
they wouldn't have been impugning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I impugn?
would you impugn?
would she impugn?
would we impugn?
would you impugn?
would they impugn? 	would I be impugning?
would you be impugning?
would she be impugning?
would we be impugning?
would you be impugning?
would they be impugning? 	would I have impugned?
would you have impugned?
would she have impugned?
would we have impugned?
would you have impugned?
would they have impugned? 	would I have been impugning?
would you have been impugning?
would she have been impugning?
would we have been impugning?
would you have been impugning?
would they have been impugning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
wouldn't I impugn?
wouldn't you impugn?
wouldn't she impugn?
wouldn't we impugn?
wouldn't you impugn?
wouldn't they impugn? 	wouldn't I be impugning?
wouldn't you be impugning?
wouldn't she be impugning?
wouldn't we be impugning?
wouldn't you be impugning?
wouldn't they be impugning? 	wouldn't I have impugned?
wouldn't you have impugned?
wouldn't she have impugned?
wouldn't we have impugned?
wouldn't you have impugned?
wouldn't they have impugned? 	wouldn't I have been impugning?
wouldn't you have been impugning?
wouldn't she have been impugning?
wouldn't we have been impugning?
wouldn't you have been impugning?
wouldn't they have been impugning?