An activity generally partaken of by incels, shut ins and pervy old hermits within the conspiracy theorist circle. They will spend hours looking at pictures of celebrities trying to find the most insignificant details in an attempt to prove that they are secretly a trans person. They subscribe to the theory that Hollywood is trying to brainwash the populace with secret Trans people and that everybody they don't like are secretly trans(?). Participation in this activity usually indicates dumbassedness
John thinks that Arnold Schwarzenegger is a secret trans man. He's up on some of that transvestigation bullshit again.
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. Penguin Books,1992. p. 38)