Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I would stiffer you would stiffer he would stiffer we would stiffer you would stiffer they would stiffer
V-ing form
I would be stiffering you would be stiffering he would be stiffering we would be stiffering you would be stiffering they would be stiffering
Perfect
I would have stiffered you would have stiffered he would have stiffered we would have stiffered you would have stiffered they would have stiffered
V-ing perfect
I would have been stiffering you would have been stiffering he would have been stiffering we would have been stiffering you would have been stiffering they would have been stiffering
Negation
Simple form
I would not stiffer you would not stiffer he would not stiffer we would not stiffer you would not stiffer they would not stiffer
V-ing form
I would not be stiffering you would not be stiffering he would not be stiffering we would not be stiffering you would not be stiffering they would not be stiffering
Perfect
I would not have stiffered you would not have stiffered he would not have stiffered we would not have stiffered you would not have stiffered they would not have stiffered
V-ing perfect
I would not have been stiffering you would not have been stiffering he would not have been stiffering we would not have been stiffering you would not have been stiffering they would not have been stiffering
Interrogative form
Simple form
would I stiffer? would you stiffer? would he stiffer? would we stiffer? would you stiffer? would they stiffer?
V-ing form
would I be stiffering? would you be stiffering? would he be stiffering? would we be stiffering? would you be stiffering? would they be stiffering?
Perfect
would I have stiffered? would you have stiffered? would he have stiffered? would we have stiffered? would you have stiffered? would they have stiffered?
V-ing perfect
would I have been stiffering? would you have been stiffering? would he have been stiffering? would we have been stiffering? would you have been stiffering? would they have been stiffering?
Interro-negative form
Simple form
would I not stiffer? would you not stiffer? would he not stiffer? would we not stiffer? would you not stiffer? would they not stiffer?
V-ing form
would I not be stiffering? would you not be stiffering? would he not be stiffering? would we not be stiffering? would you not be stiffering? would they not be stiffering?
Perfect
would I not have stiffered? would you not have stiffered? would he not have stiffered? would we not have stiffered? would you not have stiffered? would they not have stiffered?
V-ing perfect
would I not have been stiffering? would you not have been stiffering? would he not have been stiffering? would we not have been stiffering? would you not have been stiffering? would they not have been stiffering?