Ask her.
If it hurts yes.
You step on there foot and maybe they will step back.
You ask her politely. If this however is a part of your foot fetish leave your mother out of your sex life.
Get her real angry
That's weird
It's not legal or appropriate to have sexual fetishes done with your parents so you do not ask her this.
Not on purpose... in martial arts, it's an effective method to smash the arch of your foot, causing great pain and requiring surgery.
Ask
ask her to?
The expression "step on barefoot" typically refers to causing harm or discomfort to someone who is vulnerable or defenseless. It implies taking advantage of someone's vulnerability or hurting them when they are unprotected.
she does NOT have a step mom
Yes it is