As someone who transitioned, detransitioned, and now is transitioning again several years later. Let me tell you that the thoughts don't go away, but the post nut clarity becomes less over time. If your desires are truly focused on being a girl, and not being a man who is just wearing women's underwear or whatever, then denying that will only be denying yourself, and you can really end up hurting a lot of people by living a lie, yourself included.