95 entries under adjective topic. ×
| unfun(trait, disagreeable, tedium, boredom) | |
| gloomy(spirit, depression, sense, feel) | |
| woeful(depression, sense, feel, sadness) | |
| unhappy(depression, sense, feel, sadness) | |
| bad(characteristic, quality, trait, disagreeable) | |
| spiritless(spirit, life, soul) | |
| sad(feel, impression, emotion, disagreeable) | |
| jejune(trait, tedium, boredom, ennui) | |
| cringeworthy(noun, sadness, unhappiness, hardship) | |
| disagreeable(feel, impression, emotion) | |
| dull(trait, tedium, boredom, ennui) | |
| melancholy(noun, feeling, sorrow, depression) | |
| tiresome(dull, irritating, exasperating, humdrum) | |
| dark(feel, impression, emotion) | |
| lifeless(spirit, sense, impression, emotion) | |
| morose(depression, sense, feel, sadness) | |
| mournful(depression, sense, feel, sadness) | |
| sorrowful(depression, sense, feel, sadness) | |
| tedious(trait, tedium, boredom, ennui) | |
| tired(spirit, sense, impression, emotion) |
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| APA | Smart Define. (2016). fun thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fun/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "fun thesaurus" https://smartdefine.org/fun/thesaurus/antonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, fun thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fun/thesaurus/antonyms>. |
| MLA | Smart Define. "fun thesaurus" 15 March 2016. Web. 22 September 2026. <https://smartdefine.org/fun/thesaurus/antonyms> |