Directly related to "mob":
* Mobster: A member of a mob, especially a criminal gang.
* Mobocracy: Rule by a mob or the masses.
* Mobilize: To prepare for action or movement, often in a large group.
* Mobilization: The act of preparing for action or movement, often in a large group.
* Mobbing: The act of attacking someone in a group.
Figurative uses of "mob":
* Mobbed: Overwhelmed by a large crowd or group of people.
* Mob psychology: The study of how crowds behave and think.
* Mob rule: The idea that a group of people can take over and make decisions without proper authority.
Other words with the root "mob" but a different meaning:
* Mobile: Able to move or be moved.
* Mobility: The ability to move or be moved.
These are just a few examples, and there are likely many more words that use the root "mob" in different ways.