trans womyn vs transsexual

trans womyn

noun
  • Feminist spelling of trans woman and trans women. 

transsexual

noun
  • A transsexual person. 

adj
  • 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. 

How often have the words trans womyn and transsexual occurred in a corpus of books? (source: Google Ngram Viewer )