- casbahThe fortress in a city in North Africa or the Middle East.
- cassabaa Middle Eastern unit of length, in Egypt the 500th part of a parasang (فَرْسَخ (farsaḵ)), about 3.5 metres.
- KasbaA neighbourhood of Kolkata, West Bengal, India.
- qasabAn ancient Arabian measurement of volume representing the amount of water sufficient to irrigate a certain amount of land for a given time period, the exact values varying between regions.