3
strong room(noun, expression, idiom, till, vault)
3
suitable
3
tame(adjective, dangerous, innocuous, benign, harmless)
3
tentative(adjective, careful, thoughtful, prudent, watchful)
3
thoughtful(adjective, careful, cautious, watchful, tactful)
3
treasure-house(noun, treasury)
3
undivided
3
uninjurious(adjective, kindly, unpolluted, ignorant, naive)
3
unspoiled(adjective, clean, solid, perfect, pure)
3
upheld
3
upright(adjective, clear, strong, clean, honest)
3
vindicated(adjective, state, secure, harm, snug)
2
all
2
OK
2
adept
2
arsenal(noun, store, cache, warehouse, repository)
2
assured
2
benevolent
2
benign(adjective, kindly, innocuous, harmless, well-meaning)
2
bona fide
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APASmart Define. (2016). safe thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/safe/thesaurus/synonyms
ChicagoSmart Define. 2016. "safe thesaurus" https://smartdefine.org/safe/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, safe thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/safe/thesaurus/synonyms>.
MLASmart Define. "safe thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/safe/thesaurus/synonyms>