- Definitions|2
- Thesaurus|671
- Abbreviations|0
21 entries under adjective topic. ×
| unnecessary(unimportant, valuable, required) | |
| dispensable(able, necessary) | |
| needless | |
| superfluous | |
| optional | |
| nonessential | |
| unessential | |
| additional | |
| disposable | |
| expendable | |
| extra | |
| minor | |
| redundant | |
| supplementary | |
| unneeded | |
| excessive | |
| immaterial | |
| marginal | |
| removable | |
| trivial |
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| APA | Smart Define. (2015). indispensable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/indispensable/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "indispensable thesaurus" https://smartdefine.org/indispensable/thesaurus/antonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, indispensable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/indispensable/thesaurus/antonyms>. |
| MLA | Smart Define. "indispensable thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/indispensable/thesaurus/antonyms> |