64 entries under idiom topic. ×

10
safe and sound(expression, adjective, secure, harm)
5
tried and true(expression, adjective, careful, cautious)
4
cash register(noun, expression, box, treasury)
3
strong room(noun, expression, till, vault)
2
free from danger(expression, adjective, secure, harm)
2
safe as houses(expression, adjective, sheltered, protected)
2
strong box(expression, treasury)
1
bank vault(noun, expression, till, vault)
1
in good order(expression, adjective, perfect, mature)
1
in the pink(expression, adjective, good, complete)
1
leaving out nothing
1
like a clam(expression, cautious, tactful, circumspect)
1
money box(noun, expression, box, till)
1
on safe side(expression, adjective, careful, cautious)
1
on the lookout(expression, restrained, careful, prudent)
1
out of danger(expression, adjective, secure, harm)
1
overlooking no possibility
1
playing it cool(expression, adjective, careful, thoughtful)
1
set in stone(expression, adjective, calm, strong)
1
slow to act
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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>