57 entries under weighty topic. ×
| significant(adjective, substantial, main, importance, valuable) | |
| crucial(adjective, characteristic, great, severe, significant) | |
| momentous(adjective, significant, substantial, valuable, importance) | |
| critical(adjective, characteristic, great, significant, serious) | |
| major(adjective, great, exceptional, significant, essential) | |
| consequential(adjective, significant, importance, big, substantial) | |
| noteworthy(adjective, outstanding, worthy, characteristic, great) | |
| notable(adjective, noun, famous, exceptional, outstanding) | |
| prominent(adjective, famous, outstanding, eminent, characteristic) | |
| serious(adjective, substantial, crucial, great, importance) | |
| eminent(adjective, great, excellent, famous, prominent) | |
| grave(adjective, substantial, crucial, severe, importance) | |
| famous(adjective, outstanding, great, exceptional, significant) | |
| outstanding(adjective, main, notable, striking, excellent) | |
| distinguished(adjective, outstanding, great, excellent, famous) | |
| leading(adjective, powerful, significant, essential, main) | |
| principal(adjective, significant, essential, basic, vital) | |
| great(adjective, excellent, exceptional, valuable, characteristic) | |
| urgent(adjective, characteristic, serious, critical, vital) | |
| chief(adjective, great, significant, essential, basic) |
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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> |