Hollowgender

Hollowgender is a gender related to or based around the game Hollow Knight. The original definition is, "A gender strongly connected to the game Hollow Knight, usually feels grimey, underground, and infested, while keeping a mystical aura." It can be an aesthetigender, xenogender, or kingender. It can also be related to buggender, but does not have to be.

History
This gender was coined by Tumblr user cringechees, though it is unknown when