2
of old(expression, last, original, primitive, outdated)
2
of yore(expression, last, original, primitive, outdated)
2
onetime(last, original, past, primitive, venerable)
2
opening(noun, adjective, head, beginning, original)
2
opportunely(adverb, time, timely)
2
oversoon(adjective, adverb, wrong, quick, improper)
2
posthaste(rapidly, soon, swiftly, instantly, proximately)
2
precursory(adjective, beginning)
2
preliminary(adjective, beginning, opening, original, first)
2
prompt(adjective, earliness)
2
pronto(adjective, adverb, prompt, quick, timely)
2
quick(adjective, adverb, fast, intelligent, dependable)
2
quickly(adverb, soon, swiftly, snappily)
2
seasonable(adjective, adverb, prompt, quick, dependable)
2
soonly
2
timely manner(adverb, time, timely, opportunely)
2
undeveloped(adjective, simple, basic, fundamental, unsophisticated)
2
with time to spare(expression, adjective, idiom, adverb, time)
1
a bit previous
1
adverb of time(expression, idiom)
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APASmart Define. (2016). early thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/early/thesaurus/synonyms
ChicagoSmart Define. 2016. "early thesaurus" https://smartdefine.org/early/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, early thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/early/thesaurus/synonyms>.
MLASmart Define. "early thesaurus" 29 February 2016. Web. 23 September 2026. <https://smartdefine.org/early/thesaurus/synonyms>