45 entries under head topic. ×

6
rudimentary(adjective, simple, plain, beginning)
5
antecedent(adjective, beginning, original, prime)
5
pristine(adjective, new, beginning, fresh)
4
premier(adjective, order, heavy, important)
3
primogenial(adjective, beginning, fresh, original)
1
ahead(adjective, beginning, opening, original)
1
anterior(adjective, beginning, fresh, original)
1
arch(adjective, order, heavy, important)
1
cardinal(adjective, beginning, opening, original)
1
champion(adjective, order, heavy, important)
1
chief(adjective, order, top, heavy, important)
1
first off(expression, adjective, beginning, prime)
1
front(adjective, order, heavy, beginning)
1
highest(adjective, order, heavy, important)
1
in the beginning(expression, adjective, idiom, beginning)
1
key(adjective, beginning, opening, original)
1
lead off(expression, adjective, beginning, fresh)
1
least(adjective, beginning, opening, original)
1
number one(expression, adjective, order, heavy, important)
1
numero uno(expression, adjective, beginning, fresh)
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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>