Synonyms|679Antonyms|135|Broader|7Narrower|8Related|331

124 entries under vital topic. ×

1
foundational(important, significant, original, basic)
1
front-page(great, big, heavy, significant, substantial)
1
grass-roots(important, significant, original, basic)
1
grievous(adjective, great, tough, severe, heavy)
1
hazardous(adjective, heavy, significant, serious)
1
importunate(adjective, big, important, significant, substantial)
1
integral(important, significant, serious, essential, critical)
1
intrinsic(adjective, important, significant, original, essential)
1
leading(adjective, important, serious, capital, essential)
1
marked(big, important, powerful, significant, substantial)
1
meat-and-potatoes(important, significant, original, essential, critical)
1
necessitous(important, capital, essential, fundamental)
1
of note(expression, big, significant, substantial, valuable)
1
of substance(expression, big, significant, substantial, valuable)
1
perilous(adjective, heavy, significant, serious)
1
prerequisite(adjective, important, significant, capital, essential)
1
quintessential(adjective, important, significant, essential, basic)
1
something(big, outstanding, significant, substantial, valuable)
1
standout(great, extraordinary, big, significant, substantial)
1
structural(important, significant, original, basic)
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APASmart Define. (2016). crucial thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/crucial/thesaurus/synonyms
ChicagoSmart Define. 2016. "crucial thesaurus" https://smartdefine.org/crucial/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, crucial thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/crucial/thesaurus/synonyms>.
MLASmart Define. "crucial thesaurus" 11 March 2016. Web. 1 October 2026. <https://smartdefine.org/crucial/thesaurus/synonyms>