60 entries under earlier topic. ×

3
early(adjective, last, original, late, old)
3
olden(adjective, original, late, old, past)
2
aforetime(adverb, then, precede, before)
2
away back(expression, adjective, adverb, late, past)
2
back when(expression, adjective, adverb, late, old)
2
before now(expression, idiom, adverb, now)
2
beforetime(adverb, precede, archaism)
2
down memory lane(expression, adjective, idiom, late, old)
2
erewhile(adverb, then, before, erstwhile)
2
lately(adverb, then, before, erstwhile)
2
of old(expression, adjective, adverb, last, original)
2
of yore(expression, adjective, adverb, last, original)
2
olden days(expression, adjective, late, old, past)
2
one-time(adjective, last, late, old, past)
2
prior(adjective, late, old, past, previous)
2
recent(adjective, late, old, past, previous)
1
ancient history(expression, adjective, late, old, past)
1
anciently(adverb, then, before, erstwhile)
1
before this(expression, adverb, then, before)
1
behind one(expression, adjective, late, old, past)
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APASmart Define. (2016). once thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/once/thesaurus/synonyms
ChicagoSmart Define. 2016. "once thesaurus" https://smartdefine.org/once/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, once thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/once/thesaurus/synonyms>.
MLASmart Define. "once thesaurus" 30 March 2016. Web. 27 September 2026. <https://smartdefine.org/once/thesaurus/synonyms>