101 entries under old topic. ×
| extinct(adjective, feature, state, split, quit) | |
| dull(adjective, hard, weak, simple, flat) | |
| flat(adjective, adverb, dull, quiet, hard) | |
| tired(adjective, dull, beat, hard, weak) | |
| stale(adjective, dull, quiet, hard, weak) | |
| insipid(adjective, dull, hard, weak, flat) | |
| dry(adjective, dull, hard, simple, flat) | |
| obsolete(adjective, odd, over, working) | |
| out(adjective, hard, cold, odd, senseless) | |
| stagnant(adjective, calm, dull, quiet, hard) | |
| outmoded(adjective, cold, odd, primitive) | |
| antiquated(adjective, hard, odd, sour) | |
| bygone(adjective, odd, out, past) | |
| commonplace(adjective, dull, hard, simple, flat) | |
| dated(adjective, odd, out, past) | |
| tasteless(adjective, dull, hard, weak, cold) | |
| drab(adjective, dull, hard, weak, simple) | |
| passe(adjective, hard, informal, odd, out) | |
| past(adjective, hard, split, quit, odd) | |
| weak(adjective, dull, beat, hard, boring) |
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| APA | Smart Define. (2016). dead thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/dead/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "dead thesaurus" https://smartdefine.org/dead/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, dead thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/dead/thesaurus/synonyms>. |
| MLA | Smart Define. "dead thesaurus" 18 March 2016. Web. 22 September 2026. <https://smartdefine.org/dead/thesaurus/synonyms> |