English verb conjugation MIGHT STIFFEN

Regular verb: stiffen - stiffened - stiffened

Affirmation

Simple form

I might stiffen
you might stiffen
he might stiffen
we might stiffen
you might stiffen
they might stiffen

V-ing form

I might be stiffening
you might be stiffening
he might be stiffening
we might be stiffening
you might be stiffening
they might be stiffening

Perfect

I might have stiffened
you might have stiffened
he might have stiffened
we might have stiffened
you might have stiffened
they might have stiffened

V-ing perfect

I might have been stiffening
you might have been stiffening
he might have been stiffening
we might have been stiffening
you might have been stiffening
they might have been stiffening

Negation

Simple form

I mightn't stiffen
you mightn't stiffen
he mightn't stiffen
we mightn't stiffen
you mightn't stiffen
they mightn't stiffen

V-ing form

I mightn't be stiffening
you mightn't be stiffening
he mightn't be stiffening
we mightn't be stiffening
you mightn't be stiffening
they mightn't be stiffening

Perfect

I mightn't have stiffened
you mightn't have stiffened
he mightn't have stiffened
we mightn't have stiffened
you mightn't have stiffened
they mightn't have stiffened

V-ing perfect

I mightn't have been stiffening
you mightn't have been stiffening
he mightn't have been stiffening
we mightn't have been stiffening
you mightn't have been stiffening
they mightn't have been stiffening

Interrogative form

Simple form

might I stiffen?
might you stiffen?
might he stiffen?
might we stiffen?
might you stiffen?
might they stiffen?

V-ing form

might I be stiffening?
might you be stiffening?
might he be stiffening?
might we be stiffening?
might you be stiffening?
might they be stiffening?

Perfect

might I have stiffened?
might you have stiffened?
might he have stiffened?
might we have stiffened?
might you have stiffened?
might they have stiffened?

V-ing perfect

might I have been stiffening?
might you have been stiffening?
might he have been stiffening?
might we have been stiffening?
might you have been stiffening?
might they have been stiffening?

Interro-negative form

Simple form

mightn't I stiffen?
mightn't you stiffen?
mightn't he stiffen?
mightn't we stiffen?
mightn't you stiffen?
mightn't they stiffen?

V-ing form

mightn't I be stiffening?
mightn't you be stiffening?
mightn't he be stiffening?
mightn't we be stiffening?
mightn't you be stiffening?
mightn't they be stiffening?

Perfect

mightn't I have stiffened?
mightn't you have stiffened?
mightn't he have stiffened?
mightn't we have stiffened?
mightn't you have stiffened?
mightn't they have stiffened?

V-ing perfect

mightn't I have been stiffening?
mightn't you have been stiffening?
mightn't he have been stiffening?
mightn't we have been stiffening?
mightn't you have been stiffening?
mightn't they have been stiffening?

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