- Definitions|2
- Thesaurus|2k
- Abbreviations|0
60 entries under adjective topic. ×
| energetic(dull, full, forceful) | |
| active(energetic, fixed, afraid, inoperative) | |
| lively(dull, energetic) | |
| busy | |
| perky | |
| alert(dull, energetic, careless, indifferent) | |
| vigorous(dull, weak, energetic, powerful) | |
| vivacious | |
| animated(energetic, sluggish) | |
| vital(energetic, inactive) | |
| fresh | |
| zippy | |
| strenuous(energetic, zealous) | |
| sprightly | |
| spry(active, vivacious) | |
| frisky | |
| jaunty | |
| merry | |
| peppy(lively, vigorous) | |
| spirited(dull, light, weak) |
For more, visit
Lethargic on
Power Thesaurus
| APA | Smart Define. (2016). lethargic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/lethargic/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "lethargic thesaurus" https://smartdefine.org/lethargic/thesaurus/antonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, lethargic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/lethargic/thesaurus/antonyms>. |
| MLA | Smart Define. "lethargic thesaurus" 4 January 2016. Web. 27 September 2026. <https://smartdefine.org/lethargic/thesaurus/antonyms> |