Synonyms|1.2kAntonyms|147|Broader|29Narrower|24Related|928

106 entries under vital topic. ×

1
far-reaching(big, significant, substantial, valuable)
1
foundational(adjective, important, significant, original, essential)
1
front-page(big, significant, substantial, valuable)
1
grass-roots(adjective, important, significant, original, essential)
1
importunate(big, significant, substantial, valuable)
1
influential(great, important, significant, usual, serious)
1
marked(adjective, great, extraordinary, big, unusual)
1
material(big, significant, substantial, large, valuable)
1
mattering much(expression, big, significant, substantial, valuable)
1
meat-and-potatoes(adjective, important, significant, original, essential)
1
needed(adjective, important, significant, capital, essential)
1
of moment(expression, big, significant, substantial, valuable)
1
of note(expression, big, significant, substantial, valuable)
1
of substance(expression, big, significant, substantial, valuable)
1
ponderous(big, significant, substantial, valuable)
1
prerequisite(adjective, important, significant, capital, essential)
1
pressing(adjective, big, important, significant, substantial)
1
primordial(adjective, important, significant, original, essential)
1
quintessential(adjective, important, significant, essential, basic)
1
relevant(big, significant, substantial, valuable)
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ChicagoSmart Define. 2016. "principal thesaurus" https://smartdefine.org/principal/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, principal thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/principal/thesaurus/synonyms>.
MLASmart Define. "principal thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/principal/thesaurus/synonyms>