9 letters · 14 points in Scrabble
adjective not prudent or wise; ; - A.M.Schlesinger
adjective lacking wise self-restraint
originFrom Middle French imprudent, from Latin imprūdens (“not foreseeing, ignorant”), prefix im- (“not”) + prūdens (“foreseeing, skilled, judicious”).
Etymology from Wiktionary, CC BY-SA 3.0