Blyss \b-ly-ss\ as a girl's name is a variant of Bliss (Old English), and the meaning of Blyss is "joy, cheer, intense happiness".
The baby name Blyss sounds like Blysse, Blase and Blisse. Other similar baby names are Alyss, Ilysse, Ilyssa, Ilysa, Alyssa, Alyse, Alysa, Alys, Alysse, Bess, Bryssa, Elyse, Elysse, Elyssa, Elysa, Ilyse, Floss, Holyss and Ulyssa.