FOOLHARDY
Source: 566, 567
foolhardy. Foolhardy, a. madly adventurous, rash
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Fool″har′dy (?), a. [[OF. folhardi. See Fool idiot, and Hardy.]] Daring without judgment; foolishly adventurous and bold. Howell. Syn. — Rash; venturesome; venturous; precipitate; reckless; headlong; incautious. See Rash.