75 entries under adverb topic. ×

16
before(late, past, previous, early)
15
previously(adjective, back, late, first)
14
preceding(adjective, time, late, old)
14
once(adjective, late, old, past)
12
formerly(precede, before)
12
heretofore(back, late, past, previous)
11
erstwhile(adjective, late, old, past)
10
already(late, early, now, then)
10
beforehand(adjective, advanced, first, forward)
9
early(adjective, late, old, past)
7
sooner
6
in the past(verb, expression, idiom, phrasal verb)
5
ahead(adjective, advance, back, advanced)
5
aforetime(back, then, precede, before)
5
before now(expression, idiom, early, now)
5
old(adjective, late, past, previous)
5
yet(precede, priority)
4
first(adjective, old, past, advanced)
4
late(adjective, old, past, previous)
4
theretofore
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APASmart Define. (2015). earlier thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/earlier/thesaurus/synonyms
ChicagoSmart Define. 2015. "earlier thesaurus" https://smartdefine.org/earlier/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, earlier thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/earlier/thesaurus/synonyms>.
MLASmart Define. "earlier thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/earlier/thesaurus/synonyms>