English verb conjugation MAY STIFFER

Regular verb: stiffer - stiffered - stiffered

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

Affirmation

Simple form

I may stiffer
you may stiffer
he may stiffer
we may stiffer
you may stiffer
they may stiffer

V-ing form

I may be stiffering
you may be stiffering
he may be stiffering
we may be stiffering
you may be stiffering
they may be stiffering

Perfect

I may have stiffered
you may have stiffered
he may have stiffered
we may have stiffered
you may have stiffered
they may have stiffered

V-ing perfect

I may have been stiffering
you may have been stiffering
he may have been stiffering
we may have been stiffering
you may have been stiffering
they may have been stiffering

Negation

Simple form

I mayn't stiffer
you mayn't stiffer
he mayn't stiffer
we mayn't stiffer
you mayn't stiffer
they mayn't stiffer

V-ing form

I mayn't be stiffering
you mayn't be stiffering
he mayn't be stiffering
we mayn't be stiffering
you mayn't be stiffering
they mayn't be stiffering

Perfect

I mayn't have stiffered
you mayn't have stiffered
he mayn't have stiffered
we mayn't have stiffered
you mayn't have stiffered
they mayn't have stiffered

V-ing perfect

I mayn't have been stiffering
you mayn't have been stiffering
he mayn't have been stiffering
we mayn't have been stiffering
you mayn't have been stiffering
they mayn't have been stiffering

Interrogative form

Simple form

may I stiffer?
may you stiffer?
may he stiffer?
may we stiffer?
may you stiffer?
may they stiffer?

V-ing form

may I be stiffering?
may you be stiffering?
may he be stiffering?
may we be stiffering?
may you be stiffering?
may they be stiffering?

Perfect

may I have stiffered?
may you have stiffered?
may he have stiffered?
may we have stiffered?
may you have stiffered?
may they have stiffered?

V-ing perfect

may I have been stiffering?
may you have been stiffering?
may he have been stiffering?
may we have been stiffering?
may you have been stiffering?
may they have been stiffering?

Interro-negative form

Simple form

mayn't I stiffer?
mayn't you stiffer?
mayn't he stiffer?
mayn't we stiffer?
mayn't you stiffer?
mayn't they stiffer?

V-ing form

mayn't I be stiffering?
mayn't you be stiffering?
mayn't he be stiffering?
mayn't we be stiffering?
mayn't you be stiffering?
mayn't they be stiffering?

Perfect

mayn't I have stiffered?
mayn't you have stiffered?
mayn't he have stiffered?
mayn't we have stiffered?
mayn't you have stiffered?
mayn't they have stiffered?

V-ing perfect

mayn't I have been stiffering?
mayn't you have been stiffering?
mayn't he have been stiffering?
mayn't we have been stiffering?
mayn't you have been stiffering?
mayn't they have been stiffering?

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