[CW: Discussions of Transphobia/Unsolicited Sexual Behavior]
A "leftist feminist" who disagreed with something I said accused me of having "male privilege" even though she knows I'm transfeminine. She said that "all male people have male privilege," with the term "male" there including transfeminine people. To do some harm reduction, she said "I didn't say anything about your gender, just your maleness."
What's really the kicker is that, even if you like to use this awful "sex and gender are different things" as a means of trying to have one foot on the transphobe side and another foot on the trans ally side, the idea of transfeminine people having male privilege from a systemic point of view is just deeply unserious.
I lost my family, got called queerphobic slurs by them in the process, dealt with extended periods of joblessness while also fearing the potentiality of being homeless with basically no support but Hexbear, and have gone through various other abuses because of my transfeminine identity, including uncomfortable sexual scenarios with men, and I have male privilege?
Well, let's not forget that she was also 
What's funny is that my partner, who is a cis woman, agreed with what I said, but this transphobe conveniently neglected that because she saw an opportunity for misgendering me and accusing me of "male privilege" in the process.
Yeah that’s the problem with the privilege argument, it’s functionally saying “position X is not one people of my particular demo hold.” Which can easily backfire if a good faith member of the demo says otherwise.