suppressed (adj.)
- absentminded
- aloof
- amnestic
- arcane
- backward
- bashful
- blank
- blocked
- bond
- broken
- cabalistic
- captive
- censored
- chilly
- classified
- close
- closed
- cold
- concealed
- conquered
- constrained
- converted
- cool
- crushed
- cryptic
- dark
- detached
- discreet
- disenfranchised
- distant
- enigmatic
- enthralled
- esoteric
- expressionless
- flattened
- forbidding
- forgetful
- frigid
- frosty
- guarded
- heedless
- hermetic
- hidden
- humbled
- hush-hush
- icy
- impassive
- impersonal
- inaccessible
- introverted
- latent
- mastered
- modest
- mysterious
- oblivious
- occult
- offish
- oppressed
- quashed
- quelled
- reduced
- remote
- removed
- repressed
- reserved
- restrained
- restricted
- reticent
- retiring
- secret
- shrinking
- smashed
- smothered
- squashed
- squelched
- standoffish
- stifled
- subdued
- subjugated
- ulterior
- unapproachable
- uncongenial
- undemonstrative
- undisclosed
- unexpansive
- unfree
- unmindful
- unrevealed
- unspoken
- untellable
- untold
- unutterable
- unuttered
- vanquished
- withdrawn