Synonyms|345Antonyms|156|Broader|3Narrower|0Related|512

113 entries under original topic. ×

1
head(adjective, beginning, opening, prime)
1
headmost(adjective, head, beginning, opening)
1
indispensable(adjective, important, significant, essential)
1
integral(adjective, important, significant, essential)
1
intrinsic(adjective, important, significant, essential)
1
late(last, past, primitive, venerable)
1
leading(adjective, head, beginning, opening)
1
least(adjective, head, beginning, opening)
1
major(adjective, important, significant, essential)
1
meat-and-potatoes(adjective, important, significant, essential)
1
moth-eaten(last, old, venerable, outdated)
1
necessary(adjective, important, significant, essential)
1
obsolete(old, venerable, antique, archaic)
1
of old(expression, last, primitive, outdated)
1
of yore(expression, last, primitive, outdated)
1
old-fashioned(old, venerable, outdated, antique)
1
oldfangled(last, past, primitive, venerable)
1
once(last, past, primitive, venerable)
1
onetime(last, past, primitive, venerable)
1
opening(adjective, head, beginning, prime)
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APASmart Define. (2015). primordial thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/primordial/thesaurus/synonyms
ChicagoSmart Define. 2015. "primordial thesaurus" https://smartdefine.org/primordial/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, primordial thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/primordial/thesaurus/synonyms>.
MLASmart Define. "primordial thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/primordial/thesaurus/synonyms>