77 entries under careless topic. ×
| fanciful(adjective, unreasonable, unpredictable, changeable) | |
| fly-by-night(adjective, loose, foolish, uncertain) | |
| foolish(stupid, unreasonable, fantastic, unthinking) | |
| freakish(adjective, change, continue, unreasonable) | |
| lubricious(adjective, smooth, lively, uncertain) | |
| scatterbrained(stupid, immoral, thoughtless, unreliable) | |
| frivolous(adjective, stupid, unreliable, changeable) | |
| loony(foolish, stupid, unreasonable, unthinking) | |
| effervescent(lively, unreasonable, unreliable, changeable) | |
| loose(adjective, free, foolish, immoral) | |
| stupid(foolish, unreasonable, unthinking, illogical) | |
| unaccountable(immoral, thoughtless, reckless, negligent) | |
| wacky(foolish, stupid, unreasonable, unthinking) | |
| absurd(foolish, stupid, unreasonable, fantastic) | |
| any way the wind blows(expression, unreasonable, unpredictable, changeable) | |
| arbitrary(unreasonable, irregular, unreliable, changeable) | |
| blowing hot and cold(expression, idiom, unreasonable, changeable) | |
| contrary(adjective, uncertain, unreasonable, irregular) | |
| crotchety(adjective, unreasonable, unpredictable, changeable) | |
| every which way(expression, unreasonable, unpredictable, changeable) |
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| APA | Smart Define. (2016). unstable thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unstable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unstable thesaurus" https://smartdefine.org/unstable/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, unstable thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unstable/thesaurus/synonyms>. |
| MLA | Smart Define. "unstable thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/unstable/thesaurus/synonyms> |