Following are all the unfrequent like words, in the list below.
UNACCESSIBLE
100% like unfrequent
INACCESSIBLE
99.99% like unfrequent
LONELY
99.94% like unfrequent
SOLITARY
99.88% like unfrequent
INFREQUENT
33.41% like unfrequent
NONFREQUENT
33.41% like unfrequent
UNCOMMON
33.41% like unfrequent
UNREGULAR
33.41% like unfrequent
OCCASIONAL
33.41% like unfrequent
UNOCCASIONAL
33.41% like unfrequent
NONCOMMON
33.41% like unfrequent
UNHABITUAL
33.41% like unfrequent
UNNUMEROUS
33.41% like unfrequent
UNPREVALENT
33.41% like unfrequent
UNCOMMONPLACE
33.41% like unfrequent
UNCOMMONABLE
33.41% like unfrequent
NONHABITUAL
33.41% like unfrequent
UNRULEFUL
33.41% like unfrequent
UNWONTED
33.41% like unfrequent
UNPERPETUAL
33.41% like unfrequent
NONRECURRING
33.41% like unfrequent
NONPREVALENT
33.41% like unfrequent
UNUNIQUE
33.41% like unfrequent
UNUBIQUITOUS
33.41% like unfrequent
UNUSUAL
33.41% like unfrequent
CASUAL
33.41% like unfrequent
UNUNUSUAL
33.41% like unfrequent
UNEXPECTABLE
33.41% like unfrequent
SPORADIC
33.41% like unfrequent
UNABUNDANT
33.41% like unfrequent
UNOCCURRING
33.41% like unfrequent
UNEXTRANEOUS
33.41% like unfrequent
UNFOREIGN
33.41% like unfrequent
UNPLAIN
33.41% like unfrequent
NONCONTINUOUS
33.41% like unfrequent
UNFORESEEN
33.41% like unfrequent
EXTRAORDINARY
33.41% like unfrequent
TRANSIENT
33.41% like unfrequent
STRANGE
33.41% like unfrequent
UNORDINARY
33.41% like unfrequent
UNLOGICAL
33.41% like unfrequent
UNAVERAGE
33.41% like unfrequent
NONFREQUENTATIVE
33.41% like unfrequent
UNACCUSTOMED
33.41% like unfrequent
UNOCCASIONED
33.41% like unfrequent
OFFBEAT
33.41% like unfrequent
UNNARROW
33.41% like unfrequent
UNPREMATURE
33.41% like unfrequent
NONPROBABLE
33.41% like unfrequent
UNMEAN
33.41% like unfrequent
IMPROBABLE
33.41% like unfrequent
UNMOMENTARY
33.41% like unfrequent
UNFATEFUL
33.41% like unfrequent
ATYPICAL
33.41% like unfrequent
UNREPEATED
33.41% like unfrequent
UNOPPORTUNE
33.41% like unfrequent
NONPERIODIC
33.41% like unfrequent
UNFORTUITOUS
33.41% like unfrequent
ONE-OFF
33.41% like unfrequent
UNFLEETING
33.41% like unfrequent
UNSUPPOSED
33.41% like unfrequent
UNFRUMPY
33.41% like unfrequent
NON-OCCURRING
33.41% like unfrequent
UNRAREFIED
33.41% like unfrequent
UNLOOKED FOR
33.41% like unfrequent
UNLIKE
33.41% like unfrequent
UNFORETOLD
33.41% like unfrequent
UNHIGH
33.41% like unfrequent
UNEXCEPTIVE
33.41% like unfrequent
UNATTENDING
33.41% like unfrequent
UNEXCESSIVE
33.41% like unfrequent
NONABUNDANT
33.41% like unfrequent
UNCOINCIDENTAL
33.41% like unfrequent
UNENTIRE
33.41% like unfrequent
INNEGLIGIBLE
33.41% like unfrequent
UNREPETITIOUS
33.41% like unfrequent
INCIDENTAL
33.41% like unfrequent
UNEXIGENT
33.41% like unfrequent
UNPARTICULAR
33.41% like unfrequent
UNCHARACTERISTIC
33.41% like unfrequent
UNACQUAINTED
33.41% like unfrequent
ERRATIC
33.41% like unfrequent
UNWANTED
33.41% like unfrequent
UNANTICIPATED
33.41% like unfrequent
HAPHAZARD
33.41% like unfrequent
UNEXTRAORDINARY
33.41% like unfrequent
NONORDINARY
33.41% like unfrequent
NONSIMILAR
33.41% like unfrequent
INCONGRUOUS
33.41% like unfrequent
UNNORMAL
33.41% like unfrequent
UNFOREHEARD
33.41% like unfrequent
UNSEEN
33.41% like unfrequent
OUT-OF-COURSE
33.41% like unfrequent
UNREPEATING
33.41% like unfrequent
UNPROPHESIED
33.41% like unfrequent
UNFINITE
33.41% like unfrequent
UNFAVORED
33.41% like unfrequent
UNINTERMITTENT
33.41% like unfrequent
UNEXAMPLED
33.41% like unfrequent
INEVIDENT
33.41% like unfrequent