Quartergender is a subset of demigender in which one's gender is exactly 1/4th a given gender and 3/4ths something else. Quartergender can be combined with the relevant gender, for example, quarterboy, quartergirl, quarternonbinary, etc. The other 3/4ths can be any gender or genders, including agender.
History
Quartergender was coined by mogai-flag-makers on October 19, 2019.[1]