Mis-gendering usually feels like a punch to the stomach, especially when its on purpose.
Never misgender someone. Ever. If they have told you their pronouns, or you are aware of them, then never misgender someone. Not as an insult. Not if you think they’re a bad person. There is no excuse.
Glenwood Cemetery. Oneida, New York. Source: https://www.flickr.com/photos/bluebloodthirst/6483461261/