[f. as prec. + -NESS.] The state or quality of being joyous.
1549. Coverdale, etc. Erasm. Par. Jas. iv. 1. Let outragious joyousnes be chaunged in to holsome sadnes.
1821. Lamb, Elia, Ser. I. St. Valentine. She was all joyousness and innocence.
1874. Symonds, Sk. Italy & Greece (1898), I. viii. 166. In his work life is toned to a religious joyousness.