Erassexual is a term on the acespec where ones' sexual attraction has partially/fully vanished. It may have to do with neurodivergency or trauma which is also neuroasexual or maybe it left for another/no reason. The romantic version of this is erasromantic while the gender version of this is erasgender.
History
Erassexual, along with erasromantic, were coined by the fandom user @Dxxnkichu on December 29th, 2020.