Following are all the unapt like words, in the list below.
DULL
100% like unapt
INHABILE
50.1% like unapt
UNAPPROPRIATE
50.1% like unapt
IMPROPER
50.1% like unapt
UNCONGENIAL
50.1% like unapt
UNSUITABLE
50.1% like unapt
UNPROPER
50.1% like unapt
UNBEFITTING
50.1% like unapt
INCOMMODE
50.1% like unapt
UNFITTEN
50.1% like unapt
DISCONVENIENT
50.1% like unapt
INOPPORTUNE
50.1% like unapt
IMPROPITIOUS
50.1% like unapt
INEPT
50.1% like unapt
INAPPROPO
50.1% like unapt
INAPPROPRIATE
50.1% like unapt
INAPPOSITE
50.1% like unapt
UNSORTED
50.1% like unapt
INFORTUNATE
50.1% like unapt
IMPROPRE
50.1% like unapt
IMPAIR
50.1% like unapt
WRONG
50.1% like unapt
UNFIT
50.1% like unapt
UNHAPPY
50.1% like unapt
UNFELICITOUS
50.1% like unapt
INEXPECTABLE
50.1% like unapt
UNPROPITIOUS
50.1% like unapt
INAPROPO
50.1% like unapt
INFELICITOUS
50.1% like unapt
UNGAINLY
50.1% like unapt
UNSITTING
50.1% like unapt
UNTOWARD
50.1% like unapt
INCONCINNE
50.1% like unapt
DISAGREEABLE
50.1% like unapt
INAPPROPRO
50.1% like unapt
UNWONTED
50.1% like unapt
ILL-SUITED
50.1% like unapt
UNMEET
50.1% like unapt
OPPORTUNELESS
50.1% like unapt
UNLOOKED
50.1% like unapt
UNEXPEDIENT
50.1% like unapt
UNAVAILABLE
50.1% like unapt
UNLUCKY
50.1% like unapt
UNCAPABLE
50.1% like unapt
MALAPROPOS
50.1% like unapt
UNTOWARDLY
50.1% like unapt
INAPPRO
50.1% like unapt
INEXPEDIENT
50.1% like unapt
UNTIMELY
50.1% like unapt
UNVISITABLE
50.1% like unapt
UNBECOMING
50.1% like unapt
UNHABITABLE
50.1% like unapt
UNBESEEMING
50.1% like unapt
INAUSPICATE
50.1% like unapt
UNQUALITIED
50.1% like unapt
IMPORTUNE
50.1% like unapt
UNHANDY
50.1% like unapt
INADEQUATE
50.1% like unapt
UNLAWLIKE
50.1% like unapt
INOPINABLE
50.1% like unapt
UNKINDLY
50.1% like unapt
STRANGE
50.1% like unapt
INADVERTENT
50.1% like unapt
SEEMLESS
50.1% like unapt
INOPINATE
50.1% like unapt
TIMELESS
50.1% like unapt
EXCEPTIOUS
50.1% like unapt
UNKIND
50.1% like unapt
UNSEXLIKE
50.1% like unapt
UNPREFERABLE
50.1% like unapt
UNPROVIDENT
50.1% like unapt
OUT-OF-PLACE
50.1% like unapt
INABLE
50.1% like unapt
INAPROPRO
50.1% like unapt
ILL-FITTING
50.1% like unapt
UNFEATY
50.1% like unapt
UNSUCCEEDABLE
50.1% like unapt
UNFITTING
50.1% like unapt
UNCOVENABLE
50.1% like unapt
UNSEEMING
50.1% like unapt
MISMATCHED
50.1% like unapt
UNPRUDENTIAL
50.1% like unapt
UNFAVOURABLE
50.1% like unapt
UNFAVORITE
50.1% like unapt
MISBEFITTING
50.1% like unapt
UNWARRANTED
50.1% like unapt
UNADVISABLE
50.1% like unapt
UNPITOUS
50.1% like unapt
DISPLEASANT
50.1% like unapt
UNBRED
50.1% like unapt
INCORRECT
50.1% like unapt
INEXPERT
50.1% like unapt
UNCOURTEOUS
50.1% like unapt
SELD
50.1% like unapt
UNPLEASIVE
50.1% like unapt
UNPALATABLE
50.1% like unapt
UNARTFUL
50.1% like unapt
INTEMPESTIVE
50.1% like unapt
INCOMMODIOUS
50.1% like unapt
TARDY
50.1% like unapt