- Definitions|2
- Thesaurus|2.6k
- Abbreviations|0
56 entries under adjective topic. ×
| definite | |
| fierce | |
| forceful | |
| grim | |
| hard | |
| hard-working | |
| harsh | |
| heavy | |
| incisive | |
| inflexible | |
| intense | |
| laborious | |
| nasty | |
| nervous | |
| obnoxious | |
| penetrating | |
| piquant | |
| poignant | |
| potent | |
| profound |
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| APA | Smart Define. (2016). lackadaisical thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/lackadaisical/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "lackadaisical thesaurus" https://smartdefine.org/lackadaisical/thesaurus/antonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, lackadaisical thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/lackadaisical/thesaurus/antonyms>. |
| MLA | Smart Define. "lackadaisical thesaurus" 2 March 2016. Web. 29 September 2026. <https://smartdefine.org/lackadaisical/thesaurus/antonyms> |