Synonyms|1.1kAntonyms|182|Broader|18Narrower|25Related|905

365 entries under adjective topic. ×

2
nub(noun, cause, start, base)
2
operative(usual, main, principal)
2
primogenial(head, beginning, opening, original)
2
ruling(noun, law, regulation, important)
2
serious
2
set(usual, main, principal)
2
short
2
substratal(clear, simple, plain, important)
2
substrative(important, original, essential, basic)
2
sustaining(important, original, basic, primary)
2
true
2
unalienable
2
unalloyed
1
abrupt
1
abstract(supernatural, spiritual, theoretical, abstruse)
1
acerbic
1
acrimonious
1
acute
1
ahead(head, beginning, opening, original)
1
all-important(significant, essential, basic, vital)
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APASmart Define. (2016). fundamental thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/fundamental/thesaurus/synonyms
ChicagoSmart Define. 2016. "fundamental thesaurus" https://smartdefine.org/fundamental/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, fundamental thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/fundamental/thesaurus/synonyms>.
MLASmart Define. "fundamental thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/fundamental/thesaurus/synonyms>