643 entries under adjective topic. ×
| spiritless(dull, cool, weak, cold) | |
| stagnant(calm, dull, quiet, hard) | |
| unfeeling(cool, cold, indifferent, unfriendly) | |
| asleep(calm, cold, indifferent, still) | |
| bushed(health, beat, weak, informal) | |
| fatigued(health, beat, weak, gloomy) | |
| insensitive(dull, quiet, flat, cold) | |
| jejune(dull, weak, flat, stupid) | |
| prosaic(dull, weak, simple, flat) | |
| still(calm, dull, quiet, flat) | |
| weary(health, beat, weak, informal) | |
| absolute(verb, complete, total, big) | |
| callous(dull, quiet, flat, cold) | |
| drained(health, beat, weak, weary) | |
| empty(dull, negative, blank, bare) | |
| humdrum(dull, simple, flat, plain) | |
| inorganic(characteristic, lifeless, organic, nonliving) | |
| insentient(cold, unfeeling, senseless, lifeless) | |
| late(dull, low, lifeless, live) | |
| pooped(health, beat, weak, slang) |
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| APA | Smart Define. (2016). dead thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/dead/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "dead thesaurus" https://smartdefine.org/dead/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, dead thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/dead/thesaurus/synonyms>. |
| MLA | Smart Define. "dead thesaurus" 18 March 2016. Web. 23 September 2026. <https://smartdefine.org/dead/thesaurus/synonyms> |