28 entries under tight-lipped topic. ×

1
secluded(adjective, quiet, reserved, secret, private)
1
still(quiet, soft, low, silent, hushed)
1
tight chops(expression, adjective, idiom, quiet, reserved)
1
unforthcoming(adjective, quiet, reserved, secret, private)
1
unsociable(quiet, still, shy, silent, hushed)
1
unspeaking(quiet, still, shy, silent, hushed)
1
zipped(quiet, still, shy, reticent, silent)
0
not forthcoming(expression, quiet, shy, silent)
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APASmart Define. (2015). closemouthed thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/closemouthed/thesaurus/synonyms
ChicagoSmart Define. 2015. "closemouthed thesaurus" https://smartdefine.org/closemouthed/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, closemouthed thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/closemouthed/thesaurus/synonyms>.
MLASmart Define. "closemouthed thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/closemouthed/thesaurus/synonyms>