exceptional (adj.)
- aberrant
 - abnormal
 - absolute
 - anomalous
 - appalling
 - astonishing
 - beguiling
 - celebrated
 - certain
 - concrete
 - conspicuous
 - crank
 - cranky
 - crotchety
 - deficient
 - defined
 - definite
 - detailed
 - determinate
 - deviant
 - different
 - distinct
 - distinguished
 - divergent
 - dotty
 - eccentric
 - egregious
 - eminent
 - enigmatic
 - erratic
 - esoteric
 - especial
 - esteemed
 - estimable
 - ethnocentric
 - excellent
 - exclusive
 - express
 - extraordinary
 - fabulous
 - fantastic
 - fascinating
 - fey
 - fixed
 - flaky
 - formidable
 - freakish
 - funny
 - gifted
 - good
 - handicapped
 - idiosyncratic
 - inadmissible
 - incomprehensible
 - inconceivable
 - incredible
 - indescribable
 - individual
 - ineffable
 - infrequent
 - inner
 - insular
 - intimate
 - irregular
 - kinky
 - kooky
 - legendary
 - maggoty
 - marked
 - marvelous
 - memorable
 - minute
 - miraculous
 - mythical
 - narrow
 - noble
 - notable
 - noteworthy
 - noticeable
 - nutty
 - odd
 - outlandish
 - outstanding
 - parochial
 - particular
 - peculiar
 - personal
 - phenomenal
 - portentous
 - precise
 - preclusive
 - premium
 - prescriptive
 - prestigious
 - preventive
 - private
 - prodigious
 - prohibitive
 - prominent
 - puzzling
 - queer
 - quirky
 - rare
 - remarkable
 - reputable
 - respective
 - restrictive
 - salient
 - scarce
 - screwball
 - screwy
 - select
 - selective
 - sensational
 - separative
 - several
 - signal
 - singular
 - snobbish
 - special
 - specific
 - strange
 - striking
 - stupefying
 - stupendous
 - superior
 - talented
 - telling
 - twisted
 - uncommon
 - unconventional
 - unexampled
 - unforgettable
 - unheard-of
 - unimaginable
 - unique
 - unnatural
 - unparalleled
 - unprecedented
 - unspeakable
 - unthinkable
 - unusual
 - unwonted
 - wacky
 - whimsical
 - wonderful
 - wondrous
 - xenophobic