gender-archival:

Xera was coined by Reddit user u/BisexualDemigirl on November 16, 2020.

Xera is described as “It is a mix of female and non-binary.”

There wasn’t a flag in the original coining post.

Links:
Reddit: https://www.reddit.com/r/QueerVexillology/comments/jv77fz/new_gender_identity/ + https://archive.vn/ZY9Lw