Conjugaison du verbe anglais TO STIFFEN

do I stiffen?
do you stiffen?
does she stiffen?
do we stiffen?
do you stiffen?
do they stiffen?

am I stiffening?
are you stiffening?
is she stiffening?
are we stiffening?
are you stiffening?
are they stiffening?

did I stiffen?
did you stiffen?
did she stiffen?
did we stiffen?
did you stiffen?
did they stiffen?

was I stiffening?
were you stiffening?
was she stiffening?
were we stiffening?
were you stiffening?
were they stiffening?

have I stiffened?
have you stiffened?
has she stiffened?
have we stiffened?
have you stiffened?
have they stiffened?

have I been stiffening?
have you been stiffening?
has she been stiffening?
have we been stiffening?
have you been stiffening?
have they been stiffening?

had I stiffened?
had you stiffened?
had she stiffened?
had we stiffened?
had you stiffened?
had they stiffened?

had I been stiffening?
had you been stiffening?
had she been stiffening?
had we been stiffening?
had you been stiffening?
had they been stiffening?

will I stiffen?
will you stiffen?
will she stiffen?
will we stiffen?
will you stiffen?
will they stiffen?

will I be stiffening?
will you be stiffening?
will she be stiffening?
will we be stiffening?
will you be stiffening?
will they be stiffening?

will I have stiffened?
will you have stiffened?
will she have stiffened?
will we have stiffened?
will you have stiffened?
will they have stiffened?

will I have been stiffening?
will you have been stiffening?
will she have been stiffening?
will we have been stiffening?
will you have been stiffening?
will they have been stiffening?

would I stiffen?
would you stiffen?
would she stiffen?
would we stiffen?
would you stiffen?
would they stiffen?

would I be stiffening?
would you be stiffening?
would she be stiffening?
would we be stiffening?
would you be stiffening?
would they be stiffening?

would I have stiffened?
would you have stiffened?
would she have stiffened?
would we have stiffened?
would you have stiffened?
would they have stiffened?

would I have been stiffening?
would you have been stiffening?
would she have been stiffening?
would we have been stiffening?
would you have been stiffening?
would they have been stiffening?

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to stiffen