The term 'Turkish Ruler' can refer to several different titles, including PASHA (5 letters), AGA (3 letters), Pacha (5 letters), and Osman (5 letters). A PASHA was a high-ranking military or civil official in the Ottoman Empire, while an AGA was a commander of a regiment or a provincial governor. A Pacha was a high-ranking military or civil official in the Ottoman Empire, similar to a PASHA, but with a lower rank. Lastly, Osman was the founder of the Ottoman Empire, which lasted from 1299 to 1922.