Hevellian

 is a xenogender that is both angelic and demonic.

Etymology
The word hevellian comes from heaven and hell.

Definitions

 * Hevellian is a gender that is simultaneously angelic and demonic. This gender can feel both holy and damned at the same time. Users may have a connection to both heaven and hell. The angelic and demonic feelings don’t have to be the same strength. It may feel connected to being a fallen angel. It can be a kingender but doesn’t have to be. - blurgender, 2021

History
Hevellian was coined by Tumblr user blurgender on August 31, 2021.