- Definitions|0
- Thesaurus|67
- Abbreviations|0
| peabrain | |
| pinhead | |
| puddinghead | |
| pumpkin head | |
| screw up(expression, fool, incompetent, butcher) | |
| spoiler(fool, incompetent, butcher, bungler, bumbler) | |
| born loser(expression, bungler, bumbler, fumbler) | |
| defaulter(bungler, bumbler, fumbler) | |
| failure(noun, bungler, bumbler, fumbler) | |
| foulup(fool, incompetent, butcher, bungler, bumbler) | |
| has-been(bungler, bumbler, fumbler) | |
| has been(expression, bungler, bumbler, fumbler) | |
| might-have-been(bungler, bumbler, fumbler) | |
| no good(expression, bungler, bumbler, fumbler) | |
| nonperformer(bungler, bumbler, fumbler) | |
| underachiever(bungler, bumbler, fumbler) |
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| APA | Smart Define. (2015). addlebrain thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/addlebrain/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "addlebrain thesaurus" https://smartdefine.org/addlebrain/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, addlebrain thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/addlebrain/thesaurus/synonyms>. |
| MLA | Smart Define. "addlebrain thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/addlebrain/thesaurus/synonyms> |