Not to be confused with Uingender.
Uxingender is an umbrella term for all genders that are flux in nature. In being used as an identity on its own, uxingender can also be used to refer to either a gender that is not fully defined, but definitely fluctuates, or a gender in which fluctuality is a defining feature.
The fluid counterpart is idingender; genders that are both idingenders and uxingenders are classified as fluvarilian.
For a comprehensive list of genders under the idingender umbrella, please see Category:Uxingender.