20. The national language of Saudi Arabia is of course Arabic, and there are actually many English words that derive from Arabic, for example: Alchemy/chemistry, alcohol, algebra, alkaline, almanac, arsenal, assassin, candy, cipher, coffee, cotton, elixir, garbage, gauze, giraffe, guitar, harem, hazard, humus, jar, jasmine, lemon, lime, magazine, mattress, mohair, mosque, mummy, nadir, orange, ream, rook, safari, saffron, sash, sequin, silk, spinach, sugar, syrup, tamarind, tangerine, tariff, tuna, and zero.