English verb conjugation
MIGHT STIFFER

Regular verb: stiffer - stiffered - stiffered

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I might stiffer you might stiffer she might stiffer we might stiffer you might stiffer they might stiffer	I might be stiffering you might be stiffering she might be stiffering we might be stiffering you might be stiffering they might be stiffering
Perfect	V-ing perfect
I might have stiffered you might have stiffered she might have stiffered we might have stiffered you might have stiffered they might have stiffered	I might have been stiffering you might have been stiffering she might have been stiffering we might have been stiffering you might have been stiffering they might have been stiffering

Negation

Simple form	V-ing form
I mightn't stiffer you mightn't stiffer she mightn't stiffer we mightn't stiffer you mightn't stiffer they mightn't stiffer	I mightn't be stiffering you mightn't be stiffering she mightn't be stiffering we mightn't be stiffering you mightn't be stiffering they mightn't be stiffering
Perfect	V-ing perfect
I mightn't have stiffered you mightn't have stiffered she mightn't have stiffered we mightn't have stiffered you mightn't have stiffered they mightn't have stiffered	I mightn't have been stiffering you mightn't have been stiffering she mightn't have been stiffering we mightn't have been stiffering you mightn't have been stiffering they mightn't have been stiffering

Interrogative form

Simple form	V-ing form
might I stiffer? might you stiffer? might she stiffer? might we stiffer? might you stiffer? might they stiffer?	might I be stiffering? might you be stiffering? might she be stiffering? might we be stiffering? might you be stiffering? might they be stiffering?
Perfect	V-ing perfect
might I have stiffered? might you have stiffered? might she have stiffered? might we have stiffered? might you have stiffered? might they have stiffered?	might I have been stiffering? might you have been stiffering? might she have been stiffering? might we have been stiffering? might you have been stiffering? might they have been stiffering?

Interro-negative form

Simple form	V-ing form
mightn't I stiffer? mightn't you stiffer? mightn't she stiffer? mightn't we stiffer? mightn't you stiffer? mightn't they stiffer?	mightn't I be stiffering? mightn't you be stiffering? mightn't she be stiffering? mightn't we be stiffering? mightn't you be stiffering? mightn't they be stiffering?
Perfect	V-ing perfect
mightn't I have stiffered? mightn't you have stiffered? mightn't she have stiffered? mightn't we have stiffered? mightn't you have stiffered? mightn't they have stiffered?	mightn't I have been stiffering? mightn't you have been stiffering? mightn't she have been stiffering? mightn't we have been stiffering? mightn't you have been stiffering? mightn't they have been stiffering?