A wasman is a trans woman. Since words mean things, and woman has a definition, which does not include a man with a penis. Wasman is used, as it was a man.
What is a wasman? A man that is dresses as female, and may or may not be mutilating themselves to appear more female. Why is that wasman competing against women in swimming? Did you see the wasman with its dick out in the woman's bathroom?
When you fail at something in life (eg. failing an exam or not getting a job), go home and spend an hour just standing in the shower, propping yourself up against the wall with your eyes on your feet.
Caleb knew the only thing to do after he didnt get prefect was take a failure shower.