(aside from the unaware, such as yourself) because transphobes like to do a cute little rhetoric trick of saying that "transman" is a separate category from "man" and vice versa, rather than a sub category. consider a hat that happens to be blue. it'd be a blue hat, not a bluehat.

Ok, but I like to call myself cishet, pronounced sish-et, and I enjoy that, but not so much I think it’s worth making problems for anyone else.

It was good for first year college students when I couldn't explain to them. I used it in class as a start of a conversation and they were receptive so while not great, it was good in the beginning.