57 entries under original topic. ×

8
pioneer(adjective, start, head, beginning)
8
preliminary(adjective, simple, plain, beginning, opening)
8
prime(adjective, order, start, heavy, head)
7
commencing(adjective, start, beginning, opening)
7
germinal(adjective, beginning, opening, fresh)
6
headmost(adjective, order, heavy, important, head)
6
inchoate(adjective, start, beginning, opening)
6
primeval(adjective, head, beginning, prime)
6
rudimentary(adjective, simple, plain, head, beginning)
5
antecedent(adjective, head, beginning, prime)
5
infant(adjective, beginning, opening, authentic)
5
starting(noun, adjective, start, beginning)
4
creative(adjective, rational, fantastic, resourceful)
3
authentic(adjective, first, previous, earliest)
3
primogenial(adjective, head, beginning, fresh)
2
genuine(adjective, authentic, first, previous)
2
prototypical
1
ahead(adjective, head, beginning, opening)
1
anterior(adjective, head, beginning, fresh)
1
arch(adjective, order, heavy, important, head)
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APASmart Define. (2015). initial thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/initial/thesaurus/synonyms
ChicagoSmart Define. 2015. "initial thesaurus" https://smartdefine.org/initial/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, initial thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/initial/thesaurus/synonyms>.
MLASmart Define. "initial thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/initial/thesaurus/synonyms>