Alphabet people? Are you testing me Satan?
And if I was going for the super gaslighty facts vs feelings approach, I’d probably want to make sure my facts were definitely in order. The prefix cis- was used in academic circles long before it fell into the mainstream and much like the word gammon (which bizarrely is now viewed as racist by the receiving end), the meaning only changed when people who were called it became annoyed, despite it in no way being an insult.