The Collaborative International Dictionary
Misadventurous
Misadventurous \Mis`ad*ven"tur*ous\, a. Unfortunate.
Wiktionary
misadventurous
a. (context obsolete English) unfortunate
Usage examples of "misadventurous".
Don Quixote, sometimes intelligent and sometimes utterly foolish, and by the persistence and perseverance of his complete devotion to the search for his misadventurous adventures, which were the object and goal of all his desires.