73 entries under critical topic. ×

3
needed(adjective, essential, vital, fundamental)
2
earth-shaking(adjective, significant, serious, historic)
2
exalted(adjective, great, fine, famous, significant)
2
fine(adjective, significant, grand, comfortable, wealth)
2
honorable(adjective, fine, powerful, significant, grand)
2
lofty(adjective, fine, famous, significant, noble)
2
prerequisite(adjective, essential, vital, fundamental)
2
puissant(adjective, fine, significant, grand)
2
sublime(adjective, fine, powerful, significant, grand)
2
superlative(adjective, bad, great, excellent, fine)
1
certain(adjective, energetic, vigorous, significant, definite)
1
clamant(adjective, serious, essential, vital)
1
clamorous(adjective, serious, essential, vital)
10 years ago|57k views|share |citing 
APASmart Define. (2016). important thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/important/thesaurus/synonyms
ChicagoSmart Define. 2016. "important thesaurus" https://smartdefine.org/important/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, important thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/important/thesaurus/synonyms>.
MLASmart Define. "important thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/important/thesaurus/synonyms>