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

113 entries under original topic. ×

5
central(adjective, important, significant, essential)
5
elementary(adjective, important, head, significant, beginning)
5
former(adjective, last, past, primitive)
5
rudimentary(adjective, important, head, significant, beginning)
4
cardinal(noun, adjective, important, head, significant)
4
inaugural(adjective, head, beginning, opening)
4
introductory(adjective, head, beginning, prime)
4
key(adjective, important, head, significant, beginning)
3
autochthonous(first, previous, initial, indigenous)
3
bygone(adjective, old, past, venerable)
3
old-time(adjective, last, past, primitive)
3
olden(adjective, old, past, primitive)
3
past(adjective, last, past, primitive)
3
primogenial(adjective, head, beginning, opening)
2
basal(adjective, important, significant, essential)
2
crucial(adjective, important, significant, essential)
2
immemorial(last, past, primitive, venerable)
2
inceptive(adjective, head, beginning, prime)
2
theoretical(adjective, obscure, extraordinary, superior, important)
2
venerable(adjective, old, past, primitive)
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HarvardSmart Define 2015, primordial thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/primordial/thesaurus/synonyms>.
MLASmart Define. "primordial thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/primordial/thesaurus/synonyms>