- Definitions|1
- Thesaurus|278
- Abbreviations|0
| dumb ox(noun, expression, simple, fool, silly) | |
| fathead(noun, simple, fool, silly, innocent) | |
| goose(noun, simple, fool, silly, innocent) | |
| jackass | |
| lame-brain(noun, ignoramus) | |
| mooncalf(noun, simple, prompt, fool, silly) | |
| ninny-hammer | |
| nit | |
| softhead(noun, simple, prompt, fool, silly) | |
| tomfool(noun, simple, prompt, fool, silly) | |
| twerp(noun, simple, fool, silly, innocent) | |
| boob(simple, fool, innocent, jerk, clown) | |
| bore(simple, fool, innocent, jerk, clown) | |
| clodpoll | |
| clot | |
| clown(simple, fool, innocent, jerk, ass) | |
| cretin(simple, fool, innocent, jerk, clown) | |
| diver | |
| donkey | |
| dumb-bell |
For more, visit
Birdbrain on
Power Thesaurus
| APA | Smart Define. (2015). birdbrain thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/birdbrain/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "birdbrain thesaurus" https://smartdefine.org/birdbrain/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, birdbrain thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/birdbrain/thesaurus/synonyms>. |
| MLA | Smart Define. "birdbrain thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/birdbrain/thesaurus/synonyms> |