Blithesome is a word that means lighthearted or carefree. It can also mean careless, TOO lighthearted. "Anne took to her work with a blithesome attitude."

blithesome

:)

The cast of How Betty Made Good - 1913 includes: Lester Cuneo as Jim - the Cowboy Rex De Rosselli as The Storekeeper Howard Farrell as The Minister Victor Frith Tom Mix as The Foreman Myrtle Stedman as Blithesome Betty

amusing, blithe, blithesome, boisterous, boon, carefree, cheerful, comic, comical, convivial, enjoyable, entertaining, facetious, frolicsome, fun-loving, funny, gay, glad, gleeful, grooving, hilarious, humorous, jocund, jolly, joyful, joyous, jumping, larking, lighthearted, lively, mad, mirthful, perky, pleasant, riotous, rip-roaring, rocking, rollicking, saturnalian, sportive, sunny, unconstrained, uproarious, vivacious, wild, winsome, zappy, zingy, zippy