Synonyms:
- brief,
- brusque,
- close,
- close-lipped,
- close-tongued,
- concise,
- curt,
- dark,
- discreet,
- dumb,
- economical of words,
- evasive,
- indisposed to talk,
- laconic,
- mum,
- mute,
- quiet,
- reserved,
- reticent,
- secret,
- secretive,
- shifty,
- short,
- silent,
- snug,
- sparing of words,
- speechless,
- taciturn,
- terse,
- tight-lipped,
- tongue-tied,
- uncommunicative,
- unloquacious,
- untalkative,
- word-bound,
- wordless