can even covert npd moms cross boundries like hand in pants for a while or sniffing it

It sounds like you're describing a situation that involves inappropriate behavior, particularly in a parent-child dynamic. It's important to recognize that boundaries in relationships, especially between parents and children, should always be respected. Inappropriate behaviors, such as those you mentioned, can be harmful and should not be tolerated. If you or someone you know is experiencing concerning behaviors in a relationship, it may be beneficial to talk to a trusted adult or a mental health professional for guidance and support. Setting and maintaining healthy boundaries is crucial for emotional well-being.