dynast
noun
dy·nast ˈdī-ˌnast 
-nəst
: ruler sense 1
Example Sentences
Recent Examples on the Web Just over a decade ago, some slogans chanted by Iranian protests about death to the Supreme Leader or in favor of Iran's past monarchial dynast would have been taboo. 
Ben Evansky, Fox News, 13 May 2022 All had been named by Henry as his heirs, and all are depicted as rather bloodthirsty offspring of a dynast whose desire for a son set in motion atrocity and horror, a nation remade and history befogged. John Anderson, WSJ, 27 Aug. 2021 Farrar became the paper’s first crossword puzzle editor, the founding dynast of the Hapsburgs of the crossword empire. Peter Sagal, New York Times, 17 Mar. 2020 With the help of French special forces, the Saud dynasts crushed the movement, but not without significant loss of life on holy ground. Keija Parssinen, The New York Review of Books, 31 Jan. 2020 Every successful candidate has to crack a particular personal problem: Trump, outsider; Obama, inexperience; W., dynast. Nr Editors, National Review, 5 Dec. 2019 Up against such pressure, Mr. Bush seems to be embracing his inner dynast, joking about his family in speeches, pointing out relatives in his crowds and going out of his way to speak with pride about his father’s and brother’s achievements. Ashley Parker And Alexander Burns, New York Times, 17 Feb. 2016 See More
Ben Evansky, Fox News, 13 May 2022 All had been named by Henry as his heirs, and all are depicted as rather bloodthirsty offspring of a dynast whose desire for a son set in motion atrocity and horror, a nation remade and history befogged. John Anderson, WSJ, 27 Aug. 2021 Farrar became the paper’s first crossword puzzle editor, the founding dynast of the Hapsburgs of the crossword empire. Peter Sagal, New York Times, 17 Mar. 2020 With the help of French special forces, the Saud dynasts crushed the movement, but not without significant loss of life on holy ground. Keija Parssinen, The New York Review of Books, 31 Jan. 2020 Every successful candidate has to crack a particular personal problem: Trump, outsider; Obama, inexperience; W., dynast. Nr Editors, National Review, 5 Dec. 2019 Up against such pressure, Mr. Bush seems to be embracing his inner dynast, joking about his family in speeches, pointing out relatives in his crowds and going out of his way to speak with pride about his father’s and brother’s achievements. Ashley Parker And Alexander Burns, New York Times, 17 Feb. 2016 See More Word History
Etymology
borrowed from Latin dynastēs "ruler, prince," borrowed from Greek dynástēs "holder of political power, lord, ruler," from dyna-, stem of dýnamai, dýnasthai "to be able, have the strength or capability (to do something)" + -s- (probably after derivatives of verb stems ending in *-ad-) + -tēs, agent suffix — more at dynamic entry 1
First Known Use
1606, in the meaning defined above