I'd be stiffening you'd be stiffening he'd be stiffening we'd be stiffening you'd be stiffening they'd be stiffening
Perfect
I would've stiffened you would've stiffened he would've stiffened we would've stiffened you would've stiffened they would've stiffened
V-ing perfect
I would've been stiffening you would've been stiffening he would've been stiffening we would've been stiffening you would've been stiffening they would've been stiffening
Negation
Simple form
I wouldn't stiffen you wouldn't stiffen he wouldn't stiffen we wouldn't stiffen you wouldn't stiffen they wouldn't stiffen
V-ing form
I wouldn't be stiffening you wouldn't be stiffening he wouldn't be stiffening we wouldn't be stiffening you wouldn't be stiffening they wouldn't be stiffening
Perfect
I wouldn't have stiffened you wouldn't have stiffened he wouldn't have stiffened we wouldn't have stiffened you wouldn't have stiffened they wouldn't have stiffened
V-ing perfect
I wouldn't have been stiffening you wouldn't have been stiffening he wouldn't have been stiffening we wouldn't have been stiffening you wouldn't have been stiffening they wouldn't have been stiffening
Interrogative form
Simple form
would I stiffen? would you stiffen? would he stiffen? would we stiffen? would you stiffen? would they stiffen?
V-ing form
would I be stiffening? would you be stiffening? would he be stiffening? would we be stiffening? would you be stiffening? would they be stiffening?
Perfect
would I have stiffened? would you have stiffened? would he have stiffened? would we have stiffened? would you have stiffened? would they have stiffened?
V-ing perfect
would I have been stiffening? would you have been stiffening? would he have been stiffening? would we have been stiffening? would you have been stiffening? would they have been stiffening?
Interro-negative form
Simple form
wouldn't I stiffen? wouldn't you stiffen? wouldn't he stiffen? wouldn't we stiffen? wouldn't you stiffen? wouldn't they stiffen?
V-ing form
wouldn't I be stiffening? wouldn't you be stiffening? wouldn't he be stiffening? wouldn't we be stiffening? wouldn't you be stiffening? wouldn't they be stiffening?
Perfect
wouldn't I have stiffened? wouldn't you have stiffened? wouldn't he have stiffened? wouldn't we have stiffened? wouldn't you have stiffened? wouldn't they have stiffened?
V-ing perfect
wouldn't I have been stiffening? wouldn't you have been stiffening? wouldn't he have been stiffening? wouldn't we have been stiffening? wouldn't you have been stiffening? wouldn't they have been stiffening?