- Definitions|2
- Thesaurus|2.6k
- Abbreviations|0
326 entries under adjective topic. ×
| flaccid(uncertain, feeble, hesitant, sluggish) | |
| forgetful(slow, careless, indifferent, casual) | |
| half asleep(expression, tired, lethargic, sleepy) | |
| hard-hearted(indifferent, unsympathetic, inattentive, uninterested) | |
| having spring fever(expression, idiom, dull, heavy) | |
| icy(temper, cold, negative, behave) | |
| immobile | |
| impassible(temper, cold, negative, behave) | |
| imperturbable(calm, cool, relaxed, casual) | |
| ineffective | |
| infirm(dull, weak, easy, slow) | |
| inhuman(temper, cold, negative, behave) | |
| involuntary(unthinking, superficial, dutiful, sketchy) | |
| irresolute(uncertain, feeble, shaky, hesitant) | |
| lackluster(dull, flat, low, sad) | |
| laid back(expression, calm, cool, informal) | |
| lulling(tired, lethargic, sleepy, dazed) | |
| mechanical(unthinking, superficial, dutiful, sketchy) | |
| mellow(calm, cool, relaxed, detached) | |
| museful |
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| APA | Smart Define. (2016). lackadaisical thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/lackadaisical/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "lackadaisical thesaurus" https://smartdefine.org/lackadaisical/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, lackadaisical thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/lackadaisical/thesaurus/synonyms>. |
| MLA | Smart Define. "lackadaisical thesaurus" 2 March 2016. Web. 29 September 2026. <https://smartdefine.org/lackadaisical/thesaurus/synonyms> |