1
acquiescent(adjective, calm, quiet, humble, silent)
1
acrimonious(low, gloomy, miserable, depressed, ugly)
1
amazed(silent, dazed, dumb, astonished, thunderstruck)
1
answerless(adjective, calm, quiet, humble, silent)
1
aphoristic
1
aposiopestic
1
buttoned-up
1
cagey(quiet, restrained, mysterious, private, reticent)
1
callous(adjective, cool, unfriendly, blank, aloof)
1
calm
1
can't say boo to a goose(adjective, calm, quiet, humble, silent)
1
cantankerous(low, gloomy, melancholy, miserable, depressed)
1
cautious(quiet, gentle, aloof, peaceful, reserved)
1
checked(still, hushed, soundless)
1
choleric(low, gloomy, miserable, depressed, ugly)
1
clipped
1
close-tongued
1
closed up(expression, still, hushed, soundless)
1
collected(adjective, close, quiet, cool, gentle)
1
compact
11 years ago|16k views|share |citing 
APASmart Define. (2015). taciturn thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/taciturn/thesaurus/synonyms
ChicagoSmart Define. 2015. "taciturn thesaurus" https://smartdefine.org/taciturn/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, taciturn thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/taciturn/thesaurus/synonyms>.
MLASmart Define. "taciturn thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/taciturn/thesaurus/synonyms>