joyant
Joyous, joyful or jolly.
dated, rare
Yon rippling stream, whose dimpled waves Leap sparkling by the shadowy graves, Singing a song as they leap along — A joyant song as they leap along — Makes the only sound that stirs the breeze, Is the only thing which the vision sees, Moving about 'neath the church-yard trees.
Where it comes from
From joy + -ant. Compare Old French joyant, joiant (“joyful; merry; rejoicing”).
Adapted from the Wiktionary entry joyant (CC BY-SA 4.0).