91 entries under original topic. ×

4
first off(verb, expression, adjective, adverb, phrasal verb)
3
commencing(adjective, beginning, opening, primary)
3
embryonic(adjective, beginning, opening, previous)
3
genuine(adjective, previous, initial)
3
germinal(adjective, beginning, opening, primary)
3
important(adjective, significant, serious, essential)
3
inceptive(adjective, order, beginning, opening)
3
nascent(adjective, beginning, opening, primary)
3
prototypical
3
significant(adjective, superior, unusual, important, rank)
2
elemental(adjective, important, significant, opening)
2
infant(adjective, beginning, opening, primary)
2
innovative(adjective, leading-edge, pioneering, trailblazing)
2
novel(adjective, leading-edge, pioneering, trailblazing)
2
precursor(noun, epitome, prototype, paradigm)
2
underlying(adjective, rough, important, significant)
2
vital(adjective, top, important, significant)
1
axiological(important, significant, basic, vital)
1
axiomatic(important, significant, basic, vital)
1
basal(important, serious, basic, prime)
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APASmart Define. (2016). first thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/first/thesaurus/synonyms
ChicagoSmart Define. 2016. "first thesaurus" https://smartdefine.org/first/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, first thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/first/thesaurus/synonyms>.
MLASmart Define. "first thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/first/thesaurus/synonyms>