A multigender where someone who is part woman and part gendernull, or both at the same time.
The masculine equivalent is Virnull and the fluid equivalent is Feminullfluid.
History
The term Feminull was coined by tumblr user nonbiarrow on 09/05/2021, as well as its flag.[1]
Flag
The flag shows 3 stripes, pink for womanhood, grey for gendernullness and light pink for being both or inbetween the two genders.