n. 25B6; noun a young daredevil crashed his car : MADCAP, hothead, adventurer, exhibitionist, swashbuckler; stuntman; Brit. tearaway; informal show-off.
25B6; adjective a daredevil skydiver : DARING, bold, audacious, intrepid, fearless, madcap, death-or-glory, dauntless; heedless, reckless, rash, impulsive, impetuous, foolhardy, incautious, imprudent; Brit. tearaway, harum-scarum.
cowardly, cautious.