8
privy(adjective, cover, obscure, dark, intimate)
8
safe(adjective, secure, reasonable, harm, sensible)
8
sheltered(verb, adjective, secure, safe, snug)
7
attentive(adjective, reasonable, keen, sensible, deliberate)
7
canny(adjective, restrained, careful, hesitant, cautious)
7
controlled(verb, adjective, moderate, reserved, cautious)
7
gingerly(adjective, delicate, restrained, careful, sure)
7
mindful(adjective, alert, careful, thoughtful, sober)
7
noncommittal(adjective, restrained, decide, vague, hesitant)
7
reserved(adjective, reasonable, sensible, restrained, careful)
7
reticent(adjective, restrained, hesitant, reserved, cautious)
7
secured(verb, adjective, secure, safe, sheltered)
7
uncommunicative(adjective, shy, reserved, mysterious, private)
6
cool(adjective, thoughtful, sober, prudent, restricted)
6
judicious(adjective, careful, thoughtful, cautious, prudent)
6
on guard(expression, adjective, idiom, adverb, keen)
6
secret(adjective, intimate, private, hidden, personal)
5
aloof(adjective, reserved, reticent, taciturn)
5
calculating(adjective, delicate, restrained, careful, sure)
5
close(reserved, mysterious, private, reticent, taciturn)
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APASmart Define. (2015). guarded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/guarded/thesaurus/synonyms
ChicagoSmart Define. 2015. "guarded thesaurus" https://smartdefine.org/guarded/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, guarded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/guarded/thesaurus/synonyms>.
MLASmart Define. "guarded thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/guarded/thesaurus/synonyms>