- Definitions|2
- Thesaurus|5.1k
- Abbreviations|0
87 entries under adjective topic. ×
| dull(smart, active, fast, boring) | |
| boring | |
| sad(dull, happy, joy, glad) | |
| inactive(dull, moving, lethargic) | |
| blue(feeling, happiness) | |
| lethargic(dull, energetic, sluggish, lazy) | |
| listless(energy, energetic, spiritless) | |
| lifeless(dull, full, lethargic, spiritless) | |
| inert(moving, lifeless) | |
| lackluster(noun, dull, lifeless) | |
| monotonous | |
| sleepy(dull, alert, lethargic) | |
| arid(uninterested, productive, spiritless) | |
| heavy(dull, lethargic) | |
| idle | |
| apathetic(dull, lethargic) | |
| humdrum(boring, uneventful) | |
| languid(dull, listless, drooping) | |
| lazy(sluggish, inactive) | |
| sluggish |
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| APA | Smart Define. (2015). lively thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/lively/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "lively thesaurus" https://smartdefine.org/lively/thesaurus/antonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, lively thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/lively/thesaurus/antonyms>. |
| MLA | Smart Define. "lively thesaurus" 19 December 2015. Web. 25 September 2026. <https://smartdefine.org/lively/thesaurus/antonyms> |