It is. And deadnaming should absolutely be allowed in cases like this.
And TRAs should have no issue with deadnaming in cases like this. They should support it. They should be calling out people like this.
But they won’t - they’ll just bang on that it’s cis-males (sorry for using that word, but I need to for clarity re their reasoning) who are the problem.
Nope - the problem is that biology matters. Full stop. Wear whatever you want. Just keep away from women’s safe spaces, job quotas, awards, blah blah blah.