| minor | |
| ancillary | |
| less important | |
| unimportant(adjective, common, inferior) | |
| secondary(adjective, important, common, inferior, useful) | |
| subordinate(adjective, strong, common, inferior) | |
| liminal | |
| auxiliary(adjective, common, inferior, supplementary) | |
| insignificant(adjective, common, inferior) | |
| haven | |
| inferior(adjective, common) | |
| dependent(adjective, lead, head, master, boss) | |
| leftover(adjective, excess, core, remaining) | |
| support | |
| extra(adjective, common, inferior, usual) | |
| collateral(adjective, important, major, secondary, indirect) | |
| trivial(adjective, common, inferior) | |
| unnecessary(adjective, common, inferior) | |
| contributory | |
| in addition |
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| APA | Smart Define. (2016). main thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/main/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "main thesaurus" https://smartdefine.org/main/thesaurus/antonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, main thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/main/thesaurus/antonyms>. |
| MLA | Smart Define. "main thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/main/thesaurus/antonyms> |