73 entries under reserved topic. ×

6
unforthcoming(adjective, close, quiet, restrained)
5
dour(adjective, low, gloomy, depressed)
5
unresponsive(adjective, calm, quiet, humble, unfriendly)
4
cold(adjective, close, quiet, cool, unfriendly)
4
retiring(adjective, close, quiet, gentle, mild)
4
unexpressive(adjective, reticent, uncommunicative)
3
antisocial(adjective, reticent, uncommunicative)
3
brooding(adjective, reticent, uncommunicative)
3
evasive(reticent, concealment)
3
guarded(adjective, mysterious, private, reticent)
3
sedate(adjective, quiet, cool, unfriendly, blank)
3
shy(adjective, close, quiet, restrained, still)
3
sparing(adjective, reticent, uncommunicative)
3
standoffish(adjective, close, quiet, gentle, mild)
2
bashful(adjective, quiet, gentle, restrained, aloof)
2
buttoned up(verb, expression, adjective, phrasal verb, close)
2
clammed up(expression, adjective, close, quiet, soft)
2
demure(adjective, quiet, gentle, aloof, peaceful)
2
diffident(adjective, quiet, gentle, aloof, peaceful)
2
frigid(adjective, quiet, gentle, aloof)
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APASmart Define. (2015). taciturn thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/taciturn/thesaurus/synonyms
ChicagoSmart Define. 2015. "taciturn thesaurus" https://smartdefine.org/taciturn/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, taciturn thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/taciturn/thesaurus/synonyms>.
MLASmart Define. "taciturn thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/taciturn/thesaurus/synonyms>