73 entries under outdated topic. ×
| musty(adjective, odd, old, primitive, unfashionable) | |
| outworn(adjective, odd, old, primitive, unfashionable) | |
| past(adjective, last, original, dead, odd) | |
| unstylish(adjective, bad, cool, odd, old) | |
| behind the times(expression, adjective, idiom, odd, current) | |
| hackneyed(adjective, last, original, tired, stale) | |
| moth-eaten(adjective, original, tired, old, stale) | |
| primitive(adjective, last, original, odd, old) | |
| rusty(adjective, last, original, old, venerable) | |
| corny(tired, odd, old, stale, primitive) | |
| old-hat(adjective, common, tired, odd, old) | |
| olden(adjective, original, odd, old, traditional) | |
| crumbling(last, original, previous, other) | |
| immemorial(last, original, previous, other) | |
| moldy(adjective, odd, old, primitive, unfashionable) | |
| neglected(adjective, odd, old, primitive, unfashionable) | |
| oldfangled(adjective, last, original, odd, old) | |
| out of style(expression, idiom, odd, old, primitive) | |
| rococo(adjective, odd, old, primitive, unfashionable) | |
| time-worn(adjective, last, original, previous, other) |
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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> |