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stiffen up

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Conjugation of stiffen up

This verb can also mean the following: become rigid, stiff, become
I
you
it/she/he
we
you all
they
Present Simple
stiffen up
stiffen up
stiffens up
stiffen up
stiffen up
stiffen up
Future Simple
will stiffen up
will stiffen up
will stiffen up
will stiffen up
will stiffen up
will stiffen up
Past Simple
stiffened up
stiffened up
stiffened up
stiffened up
stiffened up
stiffened up
Conditional Simple
would stiffen up
would stiffen up
would stiffen up
would stiffen up
would stiffen up
would stiffen up
I
you
it/she/he
we
you all
they
Present Progressive
am stiffening up
are stiffening up
is stiffening up
are stiffening up
are stiffening up
are stiffening up
Future Progressive
will be stiffening up
will be stiffening up
will be stiffening up
will be stiffening up
will be stiffening up
will be stiffening up
Past Progressive
was stiffening up
were stiffening up
was stiffening up
were stiffening up
were stiffening up
were stiffening up
Conditional Progressive
would be stiffening up
would be stiffening up
would be stiffening up
would be stiffening up
would be stiffening up
would be stiffening up
I
you
it/she/he
we
you all
they
Present Perfect
have stiffened up
have stiffened up
has stiffened up
have stiffened up
have stiffened up
have stiffened up
Future Perfect
will have stiffened up
will have stiffened up
will have stiffened up
will have stiffened up
will have stiffened up
will have stiffened up
Past Perfect
had stiffened up
had stiffened up
had stiffened up
had stiffened up
had stiffened up
had stiffened up
Conditional Perfect
would have stiffened up
would have stiffened up
would have stiffened up
would have stiffened up
would have stiffened up
would have stiffened up
I
you
it/she/he
we
you
they
Present Perfect Progressive
have been stiffening up
have been stiffening up
has been stiffening up
have been stiffening up
have been stiffening up
have been stiffening up
Future Perfect Progressive
will have been stiffening up
will have been stiffening up
will have been stiffening up
will have been stiffening up
will have been stiffening up
will have been stiffening up
Past Perfect Progressive
had been stiffening up
had been stiffening up
had been stiffening up
had been stiffening up
had been stiffening up
had been stiffening up
Conditional Perfect Progressive
would have been stiffening up
would have been stiffening up
would have been stiffening up
would have been stiffening up
would have been stiffening up
would have been stiffening up
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Examples of stiffen up

- Don't stiffen up.

- I don't want your muscles to stiffen up.

...little feller just needs to stiffen up.

Above all, don't stiffen up and don't be nervous, because he's nothing special.

Come on, big man, you stiffen up.

- Don't stiffen up.

- I don't want your muscles to stiffen up.

...little feller just needs to stiffen up.

Above all, don't stiffen up and don't be nervous, because he's nothing special.

Come on, big man, you stiffen up.

- No, stiffens up my chewing gum.

It stiffens up every time I come near it.

Just pour in acetic acid. The more acid, the quicker the liquid rubber resents the insult, and stiffens up into an indignant mass.

- No, stiffens up my chewing gum.

It stiffens up every time I come near it.

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