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

197 entries under important topic. ×

2
material(big, heavy, significant, substantial)
2
original(significant, basic, vital, fundamental)
2
outstanding(great, lively, significant, serious)
2
primitive(adjective, significant, original, essential)
2
primordial(significant, original, basic, vital)
2
salient(adjective, big, significant, substantial)
2
signal(great, extraordinary, lively, significant)
2
substantial(big, heavy, significant, valuable)
2
telling(powerful, effective)
1
high(adjective, prominent, exalted)
1
axiological(significant, original, basic, vital)
1
axiomatic(significant, original, basic, vital)
1
big-name
1
big-wig
1
bottom(adjective, significant, original, essential)
1
capital(adjective, serious, essential, critical)
1
clamant(adjective, serious, essential, critical)
1
coal-and-ice(essential, critical, basic, fundamental)
1
constitutive(significant, capital, essential, critical)
1
demanding(tough, severe, serious, painful)
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ChicagoSmart Define. 2016. "crucial thesaurus" https://smartdefine.org/crucial/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, crucial thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/crucial/thesaurus/synonyms>.
MLASmart Define. "crucial thesaurus" 11 March 2016. Web. 29 September 2026. <https://smartdefine.org/crucial/thesaurus/synonyms>