Synonyms|198Antonyms|32|Broader|6Narrower|0Related|868

28 entries under mysterious topic. ×

16
taciturn(adjective, close, quiet, soft, low)
11
reticent(adjective, close, quiet, soft, low)
11
silent(adjective, close, quiet, smooth, soft)
10
reserved(adjective, close, quiet, soft, gentle)
10
uncommunicative(adjective, close, quiet, soft, low)
8
secretive(adjective, close, quiet, soft, low)
7
tight-lipped(adjective, close, quiet, soft, low)
4
close(adjective, quiet, soft, low, restraint)
3
guarded(adjective, reserved, private, reticent)
2
clammed up(expression, adjective, close, quiet, smooth)
1
backstairs(private, reticent, taciturn, uncommunicative)
1
buttoned up(expression, adjective, close, quiet, smooth)
1
cagey(quiet, restrained, private, reticent)
1
cautious(quiet, gentle, aloof, peaceful, reserved)
1
enigmatic(private, reticent, taciturn, uncommunicative)
1
feline(private, reticent, taciturn, uncommunicative)
1
hushed(adjective, close, quiet, smooth, soft)
1
in chambers(expression, private, reticent, taciturn)
1
in privacy(expression, private, reticent, taciturn)
1
in private(expression, private, reticent, taciturn)
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APASmart Define. (2015). close-mouthed thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/close-mouthed/thesaurus/synonyms
ChicagoSmart Define. 2015. "close-mouthed thesaurus" https://smartdefine.org/close-mouthed/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, close-mouthed thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/close-mouthed/thesaurus/synonyms>.
MLASmart Define. "close-mouthed thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/close-mouthed/thesaurus/synonyms>