Synonyms of the word

swashbuckler

• n. A swordsman or fencer who engages in showy or extravagant sword play.
• n. A daring adventurer.
• n. A kind of period adventure story with flashy action and lighthearted tone.

adventurer

• n. One who enjoys adventures.
• n. A person who seeks a fortune in new and/or dangerous enterprises.
• n. A soldier of fortune, a speculator.
• n. A person who tries to advance their social position by somewhat devious means.
• n. (video games) A player of adventure games or text adventures.

daredevil

• n. A person who engages in very risky behavior, especially one who is motivated by a craving for excitement…
• adj. Recklessly bold; adventurous.

harum-scarum

• adj. wild, careless, irresponsible.
• adv. wildly, carelessly, irresponsibly.

hothead

• n. (pejorative) One who angers easily or goes in search of arguments or fights.
• n. One who reacts quickly and without thinking carefully first.

lunatic

• n. An insane person.
• adj. crazed, mad, insane, demented.

madcap

• adj. impulsive, hasty or reckless; capricious.
• n. An impulsive, hasty, capricious person.
• n. (obsolete) An insane person, a lunatic.

venturer

• n. (archaic) One who ventures; a traveller or explorer.
• n. (business) One who undertakes a business venture.