?Completely passable? is a unicorn. There may be a handful of girls who can ?completely pass?, it?s such a rare and unique thing that it?s not worth aspiring to. Ironically, what you should be shooting for is what you mention in your title, Acceptance. The real goal is to be put together well enough that people ACCEPT you as a woman. You?re not going to fool many, especially on close inspection. But if you?re put together well enough, and display ?feminine skill? in you appearance, people will have an easier time putting aside the knowledge that you?re really a guy and treat you like a woman.