would lack
Regular verb: lack - lacked- lacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd lack
you'd lack
she'd lack
we'd lack
you'd lack
they'd lack 	I'd be lacking
you'd be lacking
she'd be lacking
we'd be lacking
you'd be lacking
they'd be lacking	I would've lacked
you would've lacked
she would've lacked
we would've lacked
you would've lacked
they would've lacked	I would've been lacking
you would've been lacking
she would've been lacking
we would've been lacking
you would've been lacking
they would've been lacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I wouldn't lack
you wouldn't lack
she wouldn't lack
we wouldn't lack
you wouldn't lack
they wouldn't lack 	I wouldn't be lacking
you wouldn't be lacking
she wouldn't be lacking
we wouldn't be lacking
you wouldn't be lacking
they wouldn't be lacking	I wouldn't have lacked
you wouldn't have lacked
she wouldn't have lacked
we wouldn't have lacked
you wouldn't have lacked
they wouldn't have lacked	I wouldn't have been lacking
you wouldn't have been lacking
she wouldn't have been lacking
we wouldn't have been lacking
you wouldn't have been lacking
they wouldn't have been lacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I lack?
would you lack?
would she lack?
would we lack?
would you lack?
would they lack? 	would I be lacking?
would you be lacking?
would she be lacking?
would we be lacking?
would you be lacking?
would they be lacking? 	would I have lacked?
would you have lacked?
would she have lacked?
would we have lacked?
would you have lacked?
would they have lacked? 	would I have been lacking?
would you have been lacking?
would she have been lacking?
would we have been lacking?
would you have been lacking?
would they have been lacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
wouldn't I lack?
wouldn't you lack?
wouldn't she lack?
wouldn't we lack?
wouldn't you lack?
wouldn't they lack? 	wouldn't I be lacking?
wouldn't you be lacking?
wouldn't she be lacking?
wouldn't we be lacking?
wouldn't you be lacking?
wouldn't they be lacking? 	wouldn't I have lacked?
wouldn't you have lacked?
wouldn't she have lacked?
wouldn't we have lacked?
wouldn't you have lacked?
wouldn't they have lacked? 	wouldn't I have been lacking?
wouldn't you have been lacking?
wouldn't she have been lacking?
wouldn't we have been lacking?
wouldn't you have been lacking?
wouldn't they have been lacking?