- Definitions|2
- Thesaurus|744
- Abbreviations|0
| impracticable(adjective, wild, strange, silly, foolish) | |
| impractical(adjective, half-baked, doomed) | |
| inconsiderate(rude, careless, wild, foolish, thoughtless) | |
| ludicrous(adjective, silly, foolish, stupid, fantastic) | |
| mettlesome(adjective, courageous, fearless, plucky) | |
| mindless(adjective, wild, thoughtless, deed, negligent) | |
| out on limb(expression, adjective, idiom, smart, impulsive) | |
| overbold | |
| plucky(adjective, strong, smart, bold, resolute) | |
| puerile(adjective, silly, foolish, stupid, fantastic) | |
| resolute(adjective, strong, bold, spirited, brave) | |
| risk-taking | |
| sloppy(rash, oblivious, neglectful) | |
| stalwart | |
| stout | |
| thrill-seeking | |
| undaunted(adjective, strong, bold, spirited, brave) | |
| unreasonable(adjective, foolish, stupid, fantastic, absurd) | |
| valiant(adjective, strong, smart, bold, resolute) | |
| adrenaline junkie |
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| APA | Smart Define. (2015). foolhardy thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/foolhardy/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "foolhardy thesaurus" https://smartdefine.org/foolhardy/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, foolhardy thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/foolhardy/thesaurus/synonyms>. |
| MLA | Smart Define. "foolhardy thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/foolhardy/thesaurus/synonyms> |