Cybagina
As in Cyber-Vagina. As in someone who pretends to be a girl on the internet. Like a mangina when a man pretends to sport a vagina.
"Your cyber-penis is smaller than my real penis!"
"TBF he has a cybagina. Hes pretending to be a girl."
"TBF he has a cybagina. Hes pretending to be a girl."