- Definitions|2
- Thesaurus|1k
- Abbreviations|0
55 entries under adjective topic. ×
| essential(noun, important, basic, vital) | |
| necessary(unimportant, trivial, essential) | |
| important(dull, weak, substantial, valuable) | |
| needed | |
| requisite(noun, need) | |
| indispensable | |
| obligatory(essential, required, optional) | |
| basic(insignificant, fundamental, intricate, elementary) | |
| imperative | |
| key(important, insignificant, unimportant, essential) | |
| main(common, inferior, utter, absolute) | |
| vital | |
| capital(inferior, insignificant, essential, main) | |
| critical | |
| crucial | |
| major(dull, essential) | |
| meaningful(little, meaningless) | |
| top tier | |
| urgent | |
| actual |
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| APA | Smart Define. (2015). nonessential thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/nonessential/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "nonessential thesaurus" https://smartdefine.org/nonessential/thesaurus/antonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, nonessential thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/nonessential/thesaurus/antonyms>. |
| MLA | Smart Define. "nonessential thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/nonessential/thesaurus/antonyms> |