`groupadd` command is used to create a new user group in Linux system.
Examples
Create a new user group
groupadd newgroup
Specify the GID of the user group
groupadd -g 2000 newgroup
Allow the creation of a user group with a non-unique GID
groupadd -o newgroup
Create a system user group
groupadd -r systemgroup
Specify the password encryption
groupadd -p password newgroup
Force execution, even if the user group already exists
groupadd -f newgroup
Specify the property to create in the new group
groupadd -K attr=value newgroup