95 entries under past topic. ×
| retired(adjective, late, old, previous) | |
| rusty(last, original, primitive, venerable) | |
| stale(last, original, venerable, outdated) | |
| superannuated(original, venerable, outdated, obsolete) | |
| this time(expression, adjective, adverb, then) | |
| traditional(last, original, primitive, venerable) | |
| unfashionable(last, original, primitive, venerable) | |
| unoriginal(last, original, venerable, outdated) | |
| venerable(original, primitive, outdated, obsolete) | |
| way back(expression, adjective, late, old) | |
| way back when(expression, adjective, idiom, late, old) | |
| worn-out(last, original, other, outdated) | |
| a single time(adjective, adverb) | |
| departed(old, previous, former, erstwhile) | |
| last(previous, other, ex-) |
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| APA | Smart Define. (2016). once thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/once/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "once thesaurus" https://smartdefine.org/once/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, once thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/once/thesaurus/synonyms>. |
| MLA | Smart Define. "once thesaurus" 30 March 2016. Web. 27 September 2026. <https://smartdefine.org/once/thesaurus/synonyms> |