Commands
/adminmenu | Opens a menu to take admin actions on players
/freeze | Freezes a player in place, not allowing them to move or enter commands, you can unfreeze them by running the command again.
/mute | Mutes the provided player, you can unmute the player by running the command again. NOTE: This does not stop the player from running commands.

Permissions
freeze.use | The permission to allow you to freeze players.
mute.use | The permission to allow you to mute players.