207 entries under foolish topic. ×
| groundless(unreasonable, irrational, illogical, unreasoned) | |
| gung ho(expression, adjective, concern, slang, silly) | |
| headstrong(adjective, wrong, violent, wild, cruel) | |
| impracticable(adjective, rough, wild, silly) | |
| inconsistent(adjective, false, silly, stupid) | |
| lawless(adjective, rough, violent, wild) | |
| mentally strange(expression, silly, insane, unwise) | |
| nerdy(weak, simple, silly, thoughtless) | |
| off the wall(expression, adjective, idiom, unusual, strange) | |
| opinionated(adjective, wrong, violent, stupid) | |
| screw loose(expression, silly, insane, unwise) | |
| simple(adjective, weak, silly, stupid) | |
| specious(false, unreasonable, ill, insane) | |
| unconventional(adjective, unusual, strange, crazy) | |
| undisciplined(adjective, violent, wild, crazy) | |
| ungovernable(adjective, violent, wild, cruel) | |
| unreasoned(stupid, unreasonable, senseless, irrational) | |
| unruly(adjective, violent, wild, crazy) | |
| unusual(adjective, strange, silly, crazy) | |
| vacant(adjective, stupid, senseless, irrational) |
For more, visit
Mad on
Power Thesaurus
| APA | Smart Define. (2016). mad thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/mad/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "mad thesaurus" https://smartdefine.org/mad/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, mad thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/mad/thesaurus/synonyms>. |
| MLA | Smart Define. "mad thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/mad/thesaurus/synonyms> |