49 entries under expression topic. ×
| of the old school(idiom, odd, square, old) | |
| out of commission | |
| out of gear | |
| out of it(verb, idiom, phrasal verb, odd) | |
| out of print(adjective, idiom) | |
| off the field | |
| become obsolete | |
| behind the age(idiom, oldness) | |
| cast off(original, outdated) | |
| elderly person | |
| get into(verb, phrasal verb) | |
| good for nothing(idiom, inutility) | |
| in abeyance | |
| into desuetude | |
| never to return(idiom, the past) | |
| not worth having(idiom, inutility) | |
| of yore(last, original, previous, other) | |
| old man | |
| old timer | |
| past work(idiom, inutility) |
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| APA | Smart Define. (2016). obsolete thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/obsolete/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "obsolete thesaurus" https://smartdefine.org/obsolete/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, obsolete thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/obsolete/thesaurus/synonyms>. |
| MLA | Smart Define. "obsolete thesaurus" 28 March 2016. Web. 22 September 2026. <https://smartdefine.org/obsolete/thesaurus/synonyms> |