1. lighthearted; merry; cheerful: a blithesome nature.
Fleming, if we are restored to our throne, shall we not have one blithesome day at a blithesome bridal, of which we must now name neither the bride nor the bridegroom?
— Sir Walter Scott , The Monastery , 1820
Why had she never noticed before how blithesome the world was, how jocund with love; the birds sang it, the trees whispered it to her as she passed, the very flowers beneath her feet strewed the way as for a bridal march.
— Mark Twain and Charles Dudley Warner , The Gilded Age , 1873
Blithesome entered English in the early 1700s from the Gothic term bleiths meaning “kind, merciful.”