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
Female labor force in the Muslim world or among the senior management positions of most of the 100 most lucrative companies in the Arab World. In Egypt, for example, there is only one female senior executive among its five largest commercial enterprises. Orascom Telecom Holding Company, which is the 62nd largest company in the Muslim World (nations whose populations are predominantly Islamic), has one female member of its board of directors. This woman, Elena Shmatova, however, is neither Egyptian nor Muslim which does not suggest opportunity for female advancement. Egypt's other largest firms by revenue, Egyptian General Petroleum Corporation, Suez Canal Authority, Orascom Construction Industries, and Telekom