Sultan grammar—uses the same words for both women and men. However, this styling misconstrues the roles of wives of sultans. In a similar usage, the wife of a German field marshal might be styled "Frau Feldmarschall" (similarly, in French, constructions of the type "madame la maréchale" are quite common). The female leaders in Muslim history are correctly known as "sultanas". However, the wife of the sultan in the Sultanate of Sulu is styled as the "panguian" while the sultan's chief wife in many sultanates of Indonesia and Malaysia are known as "permaisuri", "Tunku Ampuan", "Raja Perempuan", or "Tengku Ampuan". The queen
Sultan of Egypt hierarchy of titles, sultan, like shah in Iran, is comparable to emperor, being a sovereign who recognizes no secular superior). Another reason offered for the change in title, is that it reflected the growing secularization of Egypt at the time, as sultan has Islamic overtones, whereas the Arabic word for king, "malik", does not. Upon overthrowing Fuad's son, King Farouk I, in the Egyptian Revolution of 1952, the Free Officers briefly considered declaring his infant son Sultan to reinforce Egypt's sovereignty over Sudan and demonstrate their rejection of British occupation. However, since the revolutionaries had already decided to abolish the