18
formerly(adverb, back, late, earlier, then)
18
before(adjective, adverb, late, early, earlier)
16
once(adjective, adverb, past, earlier, precede)
13
earlier(adjective, adverb, back, late, first)
13
beforehand(adjective, adverb, first, forward, early)
10
heretofore(adverb, earlier, precede)
10
already(adverb, earlier, precede, before, priority)
7
yet(adverb, precede, priority)
6
afore
6
at one time(expression, idiom, adverb)
6
erstwhile(adverb, earlier, precede)
6
in the past(verb, expression, idiom, adverb, phrasal verb)
5
Ere
5
anteriorly
5
before now(expression, adjective, idiom, adverb, early)
5
early(adjective, adverb, first, forward, earlier)
4
aforetime(adverb, precede, archaism)
4
ahead
4
antecedently
4
beforetime(adverb, earlier, precede, archaism)
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APASmart Define. (2015). previously thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/previously/thesaurus/synonyms
ChicagoSmart Define. 2015. "previously thesaurus" https://smartdefine.org/previously/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, previously thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/previously/thesaurus/synonyms>.
MLASmart Define. "previously thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/previously/thesaurus/synonyms>