60 entries under idiom topic. ×

7
days of yore(expression, time, antiquity)
5
olden days(noun, expression, adjective, old)
4
days gone by(noun, expression, time)
4
old times(noun, expression)
4
past times(noun, expression)
3
ancient history(expression, adjective, old, finished)
3
bygone days(noun, expression, time)
3
days of old(noun, expression, antiquity, experiences)
3
good old days(noun, expression, adjective, old)
3
past tense(noun, expression)
2
days beyond recall
2
later than
2
out of style(expression, odd, old, primitive)
2
past perfect
1
above and beyond
1
ancient times(expression, antiquity, prehistory)
1
at an end(expression, adjective, finished, up)
1
behind the times(expression, odd, old, primitive)
1
by way of(expression, adverb, preposition, near)
1
dead and buried
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APASmart Define. (2015). past thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/past/thesaurus/synonyms
ChicagoSmart Define. 2015. "past thesaurus" https://smartdefine.org/past/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, past thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/past/thesaurus/synonyms>.
MLASmart Define. "past thesaurus" 25 May 2015. Web. 26 September 2026. <https://smartdefine.org/past/thesaurus/synonyms>