- Definitions|3
- Thesaurus|2.9k
- Abbreviations|0
47 entries under careless topic. ×
| foolish(adjective, slight, silly, stupid) | |
| flighty(noun, adjective, slight, ability) | |
| giddy(noun, adjective, ability, informal) | |
| dizzy(noun, adjective, slang, ability, informal) | |
| scatterbrained(noun, adjective, ability, silly) | |
| fickle(adjective, free, cold, wild) | |
| empty-headed(adjective, slight, ability, silly) | |
| capricious(adjective, free, wild, excited) | |
| harebrained(adjective, ability, excited, silly) | |
| inane(adjective, slight, poor, small) | |
| featherbrained(adjective, slight, ability, silly) | |
| erratic(adjective, unreasonable, impulsive, unpredictable) | |
| stupid(adjective, silly, crazy, vague) | |
| fitful(adjective, free, wild, changeable) | |
| frothy(adjective, light, slight, lower, ability) | |
| gaga(adjective, ability, informal, foolish) | |
| irresponsible(adjective, excited, stupid, vague) | |
| changeable(adjective, free, wild, excited) | |
| brainless(adjective, simple, foolish, stupid) | |
| crazy(silly, stupid, absurd, unthinking) |
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| APA | Smart Define. (2015). frivolous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/frivolous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "frivolous thesaurus" https://smartdefine.org/frivolous/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, frivolous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/frivolous/thesaurus/synonyms>. |
| MLA | Smart Define. "frivolous thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/frivolous/thesaurus/synonyms> |