cut (something) out
Definition: to stop doing or saying something. Often used to tell someone angrily to stop misbehaving.

(This phrasal verb has more than one meaning)

E.g.1: You really should cut out the smoking and drinking.
E.g.2: (Two children are fighting and saying horrible things to each other) Mother: ”Cut it out, you two. Or you go to bed without dinner.”

This phrasal verb can be separated. (E.g.2)