| late | |
| long-ago | |
| longtime | |
| mangey | |
| mangy | |
| moth-eaten | |
| mothy | |
| old-time | |
| old-world | |
| olden | |
| oldfangled | |
| patched | |
| precedented | |
| prehistoric | |
| primal | |
| primeval(adjective, ancient) | |
| retro | |
| retrograde | |
| run-down | |
| rusty |
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| APA | Smart Define. (2016). new thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/new/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "new thesaurus" https://smartdefine.org/new/thesaurus/antonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, new thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/new/thesaurus/antonyms>. |
| MLA | Smart Define. "new thesaurus" 22 March 2016. Web. 25 September 2026. <https://smartdefine.org/new/thesaurus/antonyms> |