103 entries under prime topic. ×

1
lead off(expression, adjective, head, beginning)
1
least(adjective, head, beginning, opening, original)
1
loftiest(adjective, top, excellent, fine, superior)
1
maximal(adjective, top, excellent, fine, superior)
1
numero uno(expression, adjective, head, beginning)
1
opening(adjective, head, beginning, original, best)
1
original(adjective, order, heavy, head, beginning)
1
outside(adjective, top, excellent, fine, superior)
1
primeval(adjective, head, beginning, opening, original)
1
primitive(adjective, top, head, beginning, original)
1
primogenial(adjective, head, beginning, opening, original)
1
primordial(adjective, head, beginning, opening, original)
1
pristine(adjective, head, beginning, opening, original)
1
right up front(expression, adjective, idiom, head, beginning)
1
rudimentary(adjective, head, beginning, opening, original)
1
serious(adjective, good, important, powerful, significant)
1
slightest(adjective, head, beginning, opening, original)
1
smallest(adjective, head, beginning, opening, original)
1
tiptop(adjective, top, excellent, fine, superior)
1
underlying(adjective, top, essential, vital)
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APASmart Define. (2015). leading thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/leading/thesaurus/synonyms
ChicagoSmart Define. 2015. "leading thesaurus" https://smartdefine.org/leading/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, leading thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/leading/thesaurus/synonyms>.
MLASmart Define. "leading thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/leading/thesaurus/synonyms>