potentate

/หˆpษ™สŠ.tษ™n.teษชt/

IPA: /P OW1 T AH0 N T EY0 T/

noun
  1. 1

    A powerful leader; a monarch; a ruler.

  2. 2

    A powerful polity or institution.

  3. 3

    A self-important person.

adjective
  1. 1

    Regnant, powerful, dominant.

Source: https://en.wiktionary.org/wiki/potentate