56 entries under taciturn topic. ×

6
unforthcoming(adjective, quiet, cool, cold, restrained)
5
close-lipped(adjective, quiet, reserved, secret, private)
5
unresponsive(adjective, indifferent, restrained, shy, detached)
4
buttoned up(verb, expression, adjective, phrasal verb, close)
4
speechless(adjective, close, quiet, soft, low)
4
tightlipped(adjective, quiet, restraint, sounds)
3
curt(adjective, shy, aloof, reserved, reticent)
3
incommunicable(adjective, quiet, restraint, sounds)
3
short(adjective, shy, reserved, reticent, silent)
3
uncommunicable(adjective, quiet, restraint, sounds)
2
clammed up(expression, adjective, close, quiet, soft)
2
feline(mysterious, private, reticent, concealment)
2
furtive(mysterious, private, reticent, concealment)
2
secret(adjective, quiet, reserved, private, reticent)
1
cagey(quiet, restrained, mysterious, private, reticent)
1
enigmatic(adjective, mysterious, private, reticent)
1
hidden(adjective, quiet, useless, vague, reserved)
1
hush-hush(adjective, quiet, shy, reserved, secret)
1
hushed(adjective, close, quiet, soft, low)
1
on the QT(expression, adjective, idiom, shy, reserved)
10 years ago|11k views|share |citing 
APASmart Define. (2016). uncommunicative thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/uncommunicative/thesaurus/synonyms
ChicagoSmart Define. 2016. "uncommunicative thesaurus" https://smartdefine.org/uncommunicative/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, uncommunicative thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/uncommunicative/thesaurus/synonyms>.
MLASmart Define. "uncommunicative thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/uncommunicative/thesaurus/synonyms>