VERBS

be, look
become
make sb/sth, render sb/sth
His conduct made him unfit to act as director of a company
consider sb/sth, declare sb/sth, deem sb/ sth, find sb/sth
The house was declared quite unfit for human habitation

ADV

completely, quite, totally, wholly
medically, mentally, physically

PREP

for
completely unfit for our purposes She was found unfit for work

VERBS

be, feel, look, seem
become

ADV

very
completely, quite
slightly