- Definitions|0
- Thesaurus|67
- Abbreviations|0
| featherbrain(fool, incompetent, butcher, bungler, bumbler) | |
| fool(incompetent, butcher) | |
| foul-up(fool, incompetent, butcher, bungler, bumbler) | |
| fumbler(noun, fool, incompetent, butcher, bungler) | |
| goof off(expression, fool, incompetent, butcher, bungler) | |
| goofball(fool, incompetent, butcher, bungler, bumbler) | |
| harebrain(fool, incompetent, butcher, bungler, bumbler) | |
| idiot(fool, incompetent, butcher) | |
| ignoramus(fool, incompetent, butcher) | |
| incompetent(fool, butcher, bungler, bumbler, fumbler) | |
| jughead | |
| klutz(fool, incompetent, butcher) | |
| knucklehead | |
| lunkhead | |
| meathead | |
| mismanager(fool, incompetent, butcher, bungler, bumbler) | |
| muddlehead | |
| muddler(fool, incompetent, butcher, bungler, bumbler) | |
| muffer(fool, incompetent, butcher, bungler, bumbler) | |
| muttonhead |
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| APA | Smart Define. (2015). addlebrain thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/addlebrain/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "addlebrain thesaurus" https://smartdefine.org/addlebrain/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, addlebrain thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/addlebrain/thesaurus/synonyms>. |
| MLA | Smart Define. "addlebrain thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/addlebrain/thesaurus/synonyms> |