130 entries under importance topic. ×
| principal(adjective, significant, essential, basic, vital) | |
| substantial(adjective, significant, powerful, characteristic) | |
| foremost(adjective, characteristic, significant, essential, main) | |
| material(adjective, significant, substantial, characteristic) | |
| great(adjective, excellent, exceptional, valuable, characteristic) | |
| urgent(adjective, characteristic, serious, critical, vital) | |
| chief(adjective, great, significant, essential, basic) | |
| signal(adjective, outstanding, characteristic, great, extraordinary) | |
| pivotal(adjective, characteristic, significant, significance) | |
| powerful(adjective, strong, effective, influential, characteristic) | |
| big(adjective, substantial, famous, significant, valuable) | |
| key(adjective, characteristic, valuable, main) | |
| main(adjective, significant, essential, basic, characteristic) | |
| necessary(adjective, significant, essential, critical, basic) | |
| remarkable(adjective, notable, outstanding, great) | |
| impressive(adjective, bad, strong, great, excellent) | |
| central(adjective, significant, essential, basic, vital) | |
| illustrious(adjective, famous, prominent, eminent, great) | |
| grand(adjective, notable, characteristic, great) | |
| well-known(adjective, famous, eminent, great, excellent) |
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| APA | Smart Define. (2016). important thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/important/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "important thesaurus" https://smartdefine.org/important/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, important thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/important/thesaurus/synonyms>. |
| MLA | Smart Define. "important thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/important/thesaurus/synonyms> |