The Collaborative International Dictionary
Blithesomeness
Blithesome \Blithe"some\ (-s[u^]m), a. Cheery; gay; merry.
The blithesome sounds of wassail gay.
--Sir W.
Scott.
[1913 Webster] -- Blithe"some*ly, adv. --
Blithe"some*ness, n.
Wiktionary
blithesomeness
n. The quality of being blithesome.
Usage examples of "blithesomeness".
Very like they were, those two young faces, handsome, frank, and full of boyish health, courage and blithesomeness.
A sweet sobriety shaded her young face, and a meek smile sat upon her lips, but the old blithesomeness was gone.