Synonyms for Close-mouthed:

• adj.

  •cautious (adjective)
  • discreet.
  •incommunicable (adjective)
  • in communicable,
  • in-communicable.
  •incommunicative (adjective)
  • in communicative,
  • in-communicative.
  •inobtrusive (adjective)
  • in-obtrusive,
  • in obtrusive,
  • un-obtrusive,
  • un obtrusive.
  •introverted (adjective)
  • introspective.
  •quiet (adjective)
  • whist,
  • hushful,
  • not saying boo,
  • quietest,
  • unspeaking,
  • buttoned up,
  • Quieter,
  • clammed up,
  • could hear a pin drop.
  •reserved (adjective)
  • more uncompanionable,
  • self-contained,
  • most uncompanionable,
  • un demonstrative,
  • un-responsive,
  • re tiring,
  • more eremitic,
  • re-served,
  • selfcontained,
  • un-approachable,
  • mis anthropic,
  • re served,
  • un responsive,
  • un approachable,
  • mis-anthropic,
  • un companionable,
  • un-demonstrative,
  • most eremitic,
  • un-companionable,
  • non committal,
  • re-tiring,
  • self contained.
  •reticent (adjective)
  • most unforthcoming,
  • up-tight,
  • un forthcoming,
  • up tight,
  • more unforthcoming,
  • un-forthcoming.
  •secretive (adjective)
  • backstairs,
  • in private,
  • in the background,
  • in chambers,
  • in privacy.
  •self-controlled (adjective)
  • self controlled,
  • selfcontrolled.
  •self-restrained (adjective)
  • self restrained,
  • selfrestrained.
  •soft-spoken (adjective)
  • low-keyed.
  •speechless (adjective)
  • un flappable,
  • more astounded,
  • most amazed,
  • most astounded,
  • more wordless,
  • in-articulate,
  • in articulate,
  • most wordless,
  • more amazed,
  • tongue tied.
  •still (adjective)
  • stock still,
  • unstirring,
  • un disturbed,
  • more unstirring,
  • un-ruffled,
  • un stirring,
  • most unstirring,
  • un troubled,
  • un-stirring,
  • un-troubled,
  • un ruffled.
  •taciturn (adjective)
  • more unexpressive,
  • more dried-up,
  • driedup,
  • dried-up,
  • most dried-up,
  • most driedup,
  • most dried up,
  • more dried up,
  • most brooding,
  • un expressive,
  • most unexpressive,
  • un-expressive,
  • unexpressive,
  • more brooding,
  • more driedup,
  • anti social,
  • anti-social.
  •uncommunicable (adjective)
  • un communicable,
  • un-communicable.

• n.

  •
  • taciturn.

• Other synonyms:

  •
  • tightlipped,
  • uncommunicable.
  •
  • incommunicative,
  • Incommunicable.
  •
  • silent.
  •
  • close.
  •Other relevant words:
  • distant,
  • restrained,
  • undemonstrative,
  • tight-lipped,
  • mysterious,
  • demure,
  • restraint,
  • withdrawn,
  • shadowy,
  • antisocial,
  • formal,
  • mute,
  • sounds,
  • dignified,
  • poker-faced,
  • untalkative,
  • strait-laced,
  • clandestine,
  • detached,
  • noncommittal,
  • prim,
  • rigid,
  • cool,
  • Inobtrusive,
  • underground,
  • ice-cold,
  • remote,
  • close-lipped,
  • guarded,
  • standoffish,
  • frigid,
  • surreptitious,
  • unresponsive,
  • icy,
  • classified,
  • mum,
  • speechless,
  • unsocial,
  • retiring,
  • controlled,
  • aloof,
  • secret,
  • confidential,
  • soft-spoken,
  • unemotional,
  • sedate,
  • secretive,
  • unforthcoming.