The word derives from [[Latin]] ''tyrannus'' meaning "illegitimate ruler", and ultimately from Greek τύραννος ''tyrannos'', meaning "sovereign, master", although the latter was not pejorative and applicable to both good and bad leaders alike. | The word derives from [[Latin]] ''tyrannus'' meaning "illegitimate ruler", and ultimately from Greek τύραννος ''tyrannos'', meaning "sovereign, master", although the latter was not pejorative and applicable to both good and bad leaders alike. |