esoteric (adj.)
- absolute
 - abstract
 - abstruse
 - anagogic
 - arcane
 - auricular
 - cabalistic
 - censored
 - certain
 - classified
 - close
 - closed
 - concealed
 - concrete
 - confidential
 - covert
 - cryptic
 - dark
 - deep
 - deep-seated
 - defined
 - definite
 - detailed
 - determinate
 - different
 - distinct
 - distinguished
 - dormant
 - eerie
 - enigmatic
 - especial
 - exceptional
 - express
 - extraordinary
 - extraterrestrial
 - fey
 - fixed
 - heavy
 - hermetic
 - hibernating
 - hidden
 - hush-hush
 - immanent
 - implanted
 - implicit
 - inalienable
 - individual
 - indwelling
 - ingrained
 - inherent
 - inner
 - inside
 - internal
 - intimate
 - intrinsic
 - inward
 - inwrought
 - irreducible
 - latent
 - minute
 - muffled
 - mysterious
 - mystic
 - noteworthy
 - numinous
 - occult
 - otherworldly
 - particular
 - personal
 - possible
 - potential
 - precise
 - preternatural
 - private
 - privileged
 - profound
 - psychic
 - recondite
 - resident
 - respective
 - restricted
 - sealed
 - secret
 - several
 - singular
 - sleeping
 - smothered
 - special
 - specific
 - spiritual
 - stifled
 - subjective
 - submerged
 - superhuman
 - supernatural
 - supernormal
 - suppressed
 - theosophical
 - transcendental
 - transmundane
 - ulterior
 - unalienable
 - unchallengeable
 - underlying
 - undisclosed
 - unearthly
 - unhuman
 - unpublishable
 - unquestionable
 - unrevealed
 - unspoken
 - untellable
 - untold
 - unutterable
 - unuttered
 - unworldly
 - veiled
 - virtual