0
covert(mysterious, private, reticent, taciturn, uncommunicative)
0
cryptic(mysterious, private, reticent, taciturn, uncommunicative)
0
curious
0
darkly
0
dazed(silent, dumb, astonished, thunderstruck, flabbergasted)
0
dried up(expression, quiet, restrained, reserved, reticent)
0
dumbfounded(silent, dazed, dumb, astonished, thunderstruck)
0
dumbstruck(silent, dazed, dumb, astonished, thunderstruck)
0
evasive(reserved, reticent, taciturn)
0
flabbergasted(astonished, thunderstruck)
0
gobsmacked(astonished, thunderstruck, flabbergasted)
0
guarded(reserved, mysterious, private, reticent, taciturn)
0
hesitant(quiet, restrained, discreet)
0
inarticulate(silent, dazed, dumb, astonished, thunderstruck)
0
incommunicable(adjective, taciturn)
0
introverted(reserved, reticent, uncommunicative)
0
noncommittal
0
nonvocal(quiet, shy, silent)
0
offish(reserved, reticent, taciturn)
0
private(reserved, mysterious, secret, reticent, secretive)
11 years ago|8.2k views|share |citing 
APASmart Define. (2015). tight-lipped thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/tight-lipped/thesaurus/synonyms
ChicagoSmart Define. 2015. "tight-lipped thesaurus" https://smartdefine.org/tight-lipped/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, tight-lipped thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/tight-lipped/thesaurus/synonyms>.
MLASmart Define. "tight-lipped thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/tight-lipped/thesaurus/synonyms>