What are the differences between sheikh, emir, sultan and caliph?

sultan kingHarga Sprei Sultan Waterproof anti ompol anti tahan air Viral Seprei Adem full Karet 180x200 160x200 king queen tipe 1 2 motif baru. Rp198.800.The sultan was also referred to as the padishah (Ottoman Turkish: پادشاه, romanized: pâdişâh, French: Padichah).In Ottoman usage the word Padisha was usually used except sultan