Sillyaliengender

 is a Xenogender that falls under the Aliengender umbrella, it is a gender connected to aliens and being silly and/or silliness. This gender was coined with otherkin in mind however, it’s not otherkin exclusive.

It has also been defined as a gender related to being an alien and being silly.

Etymology
"Silly" coming from Sillygender(s) and/or the fact this gender is connected to being silly/silliness, "Alien" coming from Aliengender(s) and/or the fact this gender is connected to aliens, "Gender" coming from this being a gender.

Definitions

 * "SiLLYALiENGENDER - A Xenogender that falls under the Aliengender subtype ; a gender related to being an alien and being silly/gender related to aliens and being silly/silliness . This gender was coined with otherkin (specifically alienkin) in mind but it’s not otherkin exclusive ." - @kitkore, 2023