bad
futile
ill-adapted
ill-advised
ill-assorted
ill-chosen
ill-considered
ill-fitted
ill-matched
ill-sorted
ill-timed
impolitic
improper
inadmissible
inadvisable
inapplicable
inapposite
inappropriate
inapt
incongruous
inept
inexpedient
infelicitous
inopportune
irrelevant
mal a propos
maladjusted
malapropos
misjoined
mismatched
mismated
misplaced
out of character
out of joint
out of keeping
out of line
out of place
out of proportion
out of season
out of time
out of tune
unadapted
unapt
unbecoming
unbefitting
undesirable
unfit
unfitted
unfitting
unfortunate