No, you must surely can see that these are not symmetric: no-one questions whether gayness exists, and no-one questions whether people exist who identify with a

No, you must surely can see that these are not symmetric: no-one questions whether gayness exists, and no-one questions whether people exist who identify with a gender that's not their birth sex. But there's HUGE disagreement across the world about whether to use the word "woman" for a person born male who identifies as female. Even if you are very clear where you personally stand on that question, you surely see that vast numbers of people across the world believe the answer is "no"? There's no analogous question regarding homosexuality.