It would be easiest to call anyone who looks like a woman (or has put effort into trying to look like a woman) a woman, anyone who looks like a man (or has put

It would be easiest to call anyone who looks like a woman (or has put effort into trying to look like a woman) a woman, anyone who looks like a man (or has put effort into trying to look like a man) a man, and avoid using any pronouns at all if you're not sure. I'm convinced this is what most people naturally do anyway.