It's often used to form words that describe different forms of government or systems of rule, such as:
* Democracy: rule by the people
* Autocracy: rule by one person
* Theocracy: rule by religious leaders
* Bureaucracy: rule by officials
* Aristocracy: rule by the nobility
* Plutocracy: rule by the wealthy
The root "cracy" is a powerful indicator of the nature of power and authority within a society or organization.