34 entries under original topic. ×

1
opening(adjective, head, beginning, prime)
1
pioneer(adjective, head, beginning, opening)
1
premier(adjective, head, beginning, opening)
1
primary(adjective, head, beginning, opening)
1
prime(adjective, head, beginning, opening)
1
primeval(adjective, head, beginning, opening)
1
primitive(adjective, head, beginning, opening)
1
primogenial(adjective, head, beginning, opening)
1
primordial(adjective, head, beginning, opening)
1
pristine(adjective, head, beginning, opening)
1
rudimentary(adjective, head, beginning, opening)
1
supreme(adjective, end, last, extreme)
0
advanced(adjective, opening, primary, foremost)
0
former(adjective, opening, past, primary)
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APASmart Define. (2015). least thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/least/thesaurus/synonyms
ChicagoSmart Define. 2015. "least thesaurus" https://smartdefine.org/least/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, least thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/least/thesaurus/synonyms>.
MLASmart Define. "least thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/least/thesaurus/synonyms>