Fessigender is a subset of genderflux where someone has a gender (usually 100%, rarely floating between 100%-80%) but they become agender/genderless and/or float between 10%-0% of gender while being physically tired (exclusively or not).
One may (but don't have to) be slowly getting from 100%-80% to 10%-0% of one's gender while getting more and more tired.
Subsets
Fessiboy - someone who's "default" gender is male.
Fessigirl - someone who's "default" gender is female.
Fessinonbinary (fessienby) - someone who's "default" gender is non-binary.
Etymology
the prefix fessi- comes from the latin word meaning "tired".
Flags
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fessigender flag
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fessiboy flag
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fessigirl flag
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fessinonbinary flag
