Also shortened to 'Evon', a nonbinary person whose nonbinary 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.
Flag
The black respresents the genderless/agenrine state as the person’s gender has faded away, the fading yellows show the nonbinary gender evaporating up into the sky and then coming back up through the ground like in the water cycle.