N/V. To diminish one's femininity, by being more feminine, or by casting her in a more "masculine" light than she would wish.
The feminine version of "emasculate."
Noun, verb: efemulate. adj, efemulating
John Boy, I do believe that women here are angry with you because you efemulate them by being the prettiest diva in the room.
She didn't appreciate the efemulating effect that the chainsaw gave her when polite company was around.
I think grandma felt efemulated that I cooked dinner and then offered to wash the dishes.