Synonyms|507Antonyms|125|Broader|7Narrower|16Related|1.4k

189 entries under adjective topic. ×

1
major(important, significant, original, essential)
1
meat-and-potatoes(important, significant, original, essential)
1
mercurial(intellectual, abstract, unreal, unattainable)
1
necessary(important, significant, original, essential)
1
original(obscure, extraordinary, superior, important)
1
out-of-reach(intellectual, abstract, unreal, unattainable)
1
paramount(important, significant, original, essential)
1
philosophic(moral, abstract, metaphysical, philosophical)
1
postulated
1
primary(important, significant, original, essential)
1
prime(important, significant, original, essential)
1
primitive(important, significant, original, essential)
1
principal(important, significant, original, essential)
1
radical(important, significant, original, essential)
1
rationally(adverb, moral, metaphysical)
1
requisite(important, significant, original, essential)
1
rudimentary(important, significant, original, essential)
1
self-styled
1
significant(important, original, essential, basic)
1
so-called
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HarvardSmart Define 2015, theoretical thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/theoretical/thesaurus/synonyms>.
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