Bliss \b-li-ss\ as a girl's name (also used as boy's name Bliss), is pronounced blyss. It is of Old English origin, and the meaning of Bliss is "joy, cheer, intense happiness". Bliss and its variants date from medieval times.
Bliss has 3 variant forms: Blisse, Blyss and Blysse.
For more information, see also the related name Alegra.
Baby names that sound like Bliss are Belisse, Blaise and Blase.