A multigender where someone who is part androgyne and part gendernull or both at the same time. Under the label Nullenby.
The neutral equivalent is Neutranull. The fluid equivalent is Androgynullfluid.
History
The term Androgynull was coined by tumblr user nonbiarrow on 09/05/2021, as well as its flag.
Flag
The flag shows three stripes: grey for gendernull, purple for androgyny and light purple for being inbetween and both the genders.