<p><strong>Adjective</strong></p><ul><li>resulting from or showing a lack of sense; ill-considered; unwise: a foolish action; a foolish speech</li><li>Synonyms: thoughtless, imprudent, preposterous, nonsensical, absurd, ridiculous, unintelligent, senseless, brainless, witless, stupid</li><li>lacking forethought or caution</li><li>Synonyms: thoughtless, imprudent, incautious, heedless, half-baked, foolhardy, reckless, rash, impetuous</li><li>trifling, insignificant, or paltry</li><li>Synonyms: picayune, trivial</li></ul>