Mascugec

 is a Neutral gender that is deeply tied to one's Masculine Gender Nonconformity. Femigec is a Neutral gender in which one’s Masculine Gender Nonconformity is part of their gender itself, not just part of their expression.

Etymology
'-gec' originates from 'GNC', the abbreviation for Gender Non-Conforming. 'Mascu-' presumably originates from Masculine, however the coiner never specified.

Definitions

 * mascugec: a neutral gender that is deeply tied to the person’s masculine gender nonconformity; a neutral gender in which one’s masculine gender nonconformity is part of their gender itself, not just part of their expression - Neopronouns, 2020

Supersets

 * Formaregec