What's the adjective for transsexualizing? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs transsex and transsexualize which may be used as adjectives within certain contexts.
transsexual
(of a person) Having changed, or being in the process of changing, physical sex (because it does not match desired sex) by undergoing medical treatment such as hormone replacement therapy (HRT) and optionally sex reassignment surgery (SRS), or rarely only SRS.
“I decided to support my transsexual friend during their journey of transitioning to live authentically and comfortably in alignment with their true gender identity.”