overlord
/ˈoʊvərˌlɔrd/
noun
- A person who has great power and authority over many other people, especially in a historical or fantasy context.
- The feudal overlord controlled all the land in the region.
- In the movie, the evil overlord ruled the kingdom with an iron fist.
- The villagers paid taxes to their overlord every year.
- A person or organization that dominates a particular area or industry.
- He became the overlord of the shipping industry.
- The media overlord owns dozens of newspapers and TV stations.
- The tech overlord has a monopoly on search engines.
Antonyms