Hi there, haven't been here for a while, so Hi...
Bill from Tokyo Hotel is still quite young, and testosterone changes your face well beyond the age where you stop to grow in height.
Remember Boy George?

A more adult Boy George:

If your masculine face makes you uncomfortable, FFS might make sense but it's damn expensive!
One famous guy who did this without transitioning gender is Pete Burns (though he had a small lip surgery disaster), look the before and after takes, would you believe it?:


Last but not least, hormones are the ultimate face feminizer: