Revealing mistake: The stepmother's arm disappears for a split second when she tells her daughters that there is still a chance for them to become the princess.
Revealing mistake: When Cinderella is about to be locked in her room by the stepmother Cinderella sees her in the mirror. The image in the mirror is a reverse image not a mirror image. The door is seen opening on the wrong side.
Answer: It's a term of endearment.
Brian Katcher