34 entries under original topic. ×

1
aboriginal(adjective, head, beginning, opening)
1
ahead(adjective, head, beginning, opening)
1
antecedent(adjective, head, beginning, opening)
1
anterior(adjective, head, beginning, opening)
1
basic(adjective, head, beginning, prime)
1
beginning(adjective, head, opening, prime)
1
cardinal(adjective, head, beginning, opening)
1
early(adjective, head, beginning, opening)
1
elementary(adjective, head, beginning, opening)
1
front(adjective, head, beginning, opening)
1
fundamental(adjective, head, beginning, prime)
1
head(adjective, beginning, opening, prime)
1
headmost(adjective, head, beginning, opening)
1
inaugural(adjective, head, beginning, opening)
1
inceptive(adjective, head, beginning, opening)
1
incipient(adjective, head, beginning, opening)
1
initial(adjective, head, beginning, opening)
1
introductory(adjective, head, beginning, opening)
1
key(adjective, head, beginning, opening)
1
leading(adjective, head, beginning, opening)
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APASmart Define. (2015). least thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/least/thesaurus/synonyms
ChicagoSmart Define. 2015. "least thesaurus" https://smartdefine.org/least/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, least thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/least/thesaurus/synonyms>.
MLASmart Define. "least thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/least/thesaurus/synonyms>