82 entries under vital topic. ×
| bottom-line(adjective, significant, essential, basic) | |
| compulsory(adjective, significant, essential, basic) | |
| critical(adjective, great, big, heavy, significant) | |
| de rigueur(expression, adjective, significant, essential, basic) | |
| decisive(adjective, great, big, important, significant) | |
| determining(big, significant, substantial, valuable) | |
| earnest(big, significant, substantial, valuable) | |
| exigent(adjective, big, significant, substantial, large) | |
| expedient(adjective, significant, essential, basic) | |
| front-page(great, big, heavy, significant, substantial) | |
| grave(adjective, great, big, heavy, important) | |
| imperative(adjective, big, important, significant, substantial) | |
| importunate(big, significant, substantial, valuable) | |
| incumbent on(expression, adjective, significant, essential, basic) | |
| mandatory(adjective, significant, essential, basic) | |
| marked(adjective, great, extraordinary, superior, big) | |
| material(big, significant, substantial, valuable) | |
| name of game(expression, adjective, idiom, significant, essential) | |
| needed(adjective, important, significant, capital, essential) | |
| obligatory(adjective, significant, essential, basic) |
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| APA | Smart Define. (2016). chief thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/chief/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "chief thesaurus" https://smartdefine.org/chief/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, chief thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/chief/thesaurus/synonyms>. |
| MLA | Smart Define. "chief thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/chief/thesaurus/synonyms> |