- Definitions|2
- Thesaurus|3.3k
- Abbreviations|0
71 entries under adjective topic. ×
| idiotic(reasonable, smart, happy, careless) | |
| impolite(happy, careless, superficial, flippant) | |
| mean(verb, happy, careless, superficial) | |
| stupid(sharp, happy, careless, intelligent) | |
| unkind(gentle, friendly) | |
| unmannerly(happy, careless, superficial, flippant) | |
| casual | |
| discourteous(happy, careless, superficial, flippant) | |
| flippant(happy, careless, superficial) | |
| incautious(happy, careless, careful, superficial) | |
| neglectful | |
| obtuse(happy, careless, superficial, flippant) | |
| reckless(reserved, cautious) | |
| selfish | |
| unmindful(happy, careless, superficial, flippant) | |
| unwise(stupid, prudent, irresponsible) | |
| rash(reasonable, happy, sensible, careless) | |
| foolhardy(rash, impetuous) | |
| half-baked | |
| ignorant(happy, careless, superficial, flippant) |
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| APA | Smart Define. (2016). thoughtful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/thoughtful/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "thoughtful thesaurus" https://smartdefine.org/thoughtful/thesaurus/antonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, thoughtful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/thoughtful/thesaurus/antonyms>. |
| MLA | Smart Define. "thoughtful thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/thoughtful/thesaurus/antonyms> |