Autogynephilia or Crossdreaming.

Axiom = Phenomenological structure connected to sexual arousal.

Abstracted phenomenological structure of sexual arousal apparently underpinning arousing fantasies = the thought of being related through socially-stigmatizing femininity.

Emergence of axiom = implied imprinting/sexualization of the very experience. Points to a psycholigical defence mechanism (emasculation trauma). Evidence provided by majority of subjects with psychological issues relating to emasculation trauma.

Transgenderism? = Adjunct, psychologically invested abstraction on part of a fraction of subjects.

Parallels and crossovers = Autophilic and masochistic fetishes.