- Definitions|2
- Thesaurus|3.8k
- Abbreviations|0
252 entries under silly topic. ×
| lamebrained(careless, stupid, unthinking, unintelligent) | |
| nutty as fruitcake(expression, idiom, crazy, unwise) | |
| of unsound mind(expression, idiom, stupid, fantastic) | |
| off the wall(expression, adjective, idiom, stupid) | |
| out of all reason(expression, idiom, fantastic, half-baked) | |
| out to lunch(expression, idiom, dull, unintelligent) | |
| paltry(slight, trivial, incompetent, frivolous) | |
| quixotic(adjective, fantastic, unwise, impractical) | |
| rabid(adjective, rough, stupid, crazy) | |
| raving(adjective, wrong, rough, stupid) | |
| soft-headed(adjective, stupid, green, fat) | |
| thick-headed(dull, stupid, unintelligent, witless) | |
| touched(adjective, simple, wild, stupid) | |
| unbelievable(adjective, strange, stupid, crazy) | |
| unmeaning(adjective, stupid, insignificant, ridiculous) | |
| unrealistic(adjective, wild, strange, fantastic) | |
| unsophisticated(adjective, stupid, innocent, susceptible) | |
| unworkable(fantastic, unwise, impractical, half-baked) | |
| whacko(simple, crazy, mad, unsound) | |
| without rhyme or reason(expression, adjective, idiom, stupid) |
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| APA | Smart Define. (2016). foolish thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/foolish/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "foolish thesaurus" https://smartdefine.org/foolish/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, foolish thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/foolish/thesaurus/synonyms>. |
| MLA | Smart Define. "foolish thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/foolish/thesaurus/synonyms> |