73 entries under plain topic. ×
| abominable(adjective, dull, bad, awful) | |
| debilitating(adjective, dull, bad, terrible) | |
| demoralizing(adjective, dull, bad, terrible) | |
| dire(adjective, dull, bad, terrible) | |
| discouraging(adjective, dull, bad, terrible) | |
| disheartening(adjective, dull, bad, terrible) | |
| dispiriting(adjective, dull, bad, terrible) | |
| exhausting(adjective, dull, bad, terrible) | |
| frightful(adjective, dull, bad, terrible) | |
| inferior(adjective, feature, dull, bad, poor) | |
| low-grade(adjective, dull, bad, terrible) | |
| unexceptional(adjective, feature, dull, bad, poor) | |
| abysmal(adjective, dull, bad, terrible) | |
| calamitous(adjective, dull, bad, terrible) | |
| devastating(adjective, dull, bad, terrible) | |
| dismal(adjective, dull, bad, terrible) | |
| excruciating(adjective, dull, bad, terrible) | |
| fearful(adjective, dull, bad, terrible) | |
| grim(adjective, dull, bad, terrible) | |
| heinous(adjective, dull, bad, terrible) |
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| APA | Smart Define. (2016). wonderful thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/wonderful/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "wonderful thesaurus" https://smartdefine.org/wonderful/thesaurus/antonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, wonderful thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/wonderful/thesaurus/antonyms>. |
| MLA | Smart Define. "wonderful thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/wonderful/thesaurus/antonyms> |