8
inviolable(adjective, secure, harm, perfect, snug)
8
locker(noun, store, receptacle, treasury, cupboard)
8
safeguarded(adjective, secure, harm, protection, snug)
8
stable(adjective, good, strong, complete, secure)
8
strongbox(noun, box, bank, till, chest)
8
till(noun, box, receptacle, vault, canister)
8
uninjured(adjective, complete, secure, harm, solid)
7
bank(noun, reservoir, store, stock, till)
7
beneficial(adjective, good, pure, healthy, decent)
7
cabinet(noun, cover, case, grip, covering)
7
case(noun, cover, thing, covering, box)
7
competent(adjective, careful, cautious, conservative, dangerous)
7
preserved(adjective, state, secure, harm, perfect)
7
riskless(adjective, unpolluted, dangerous, innocuous, benign)
7
treasury(noun, place, reservoir, store, stock)
6
all right(expression, adjective, health, condition, untouched)
6
bin(noun, cover, case, store, grip)
6
bursary(noun, bank, till, vault, canister)
6
closet(noun, store, receptacle, container, tall)
6
condom(noun, control, till, vault, canister)
10 years ago|35k views|share |citing 
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>