Also shortened to 'Evon', a non-binary person whose non-binary gender fades in and out to the point of being in a genderless/agenrine state, like in the water cycle. Also known as 'Evenby'. A sub label of Evagender.
History
The term Evongender (Evon) was coined by tumblr user nonbiarrow on 03/07/2021, with the flag created on the same date by the same person.[1]
Flag
The black respresents the genderless/agenrine state as the person’s gender has faded away, the fading yellows show the non-binary gender evaporating up into the sky and then coming back up through the ground like in the water cycle.