Please be patient, I have autism.
Girl Definition: A young woman.
Woman Definition: An adult human female.
Female Definition: Of or denoting the sex that can bear offspring or produce eggs.
Definitionally speaking, what you're saying is not reality, and I'd rather avoid a tiny tiny minority of people rewriting reality to suit themselves. I am not saying this to be hateful, but having experienced delusions myself I know they can be very dangerous.
Please just be a femboy. At the very least I'm glad you kept your penis, just make sure to disclose that to any partners before doing anything past a hug, especially for men, that can be very traumatic.
But sure, let women be futa, reminds me of an old flash game easter egg, "Chicks with dicks, two times the fun".
Thank you for listening to my Ted Talk, now fuck off.