Learn new vocabulary using the new letters in this chapter. Recognize words used in Arabic and English (Cognates). This table provides vocabulary consisting of the letters you have learnt so far: Cogn...Learn new vocabulary using the new letters in this chapter. Recognize words used in Arabic and English (Cognates). This table provides vocabulary consisting of the letters you have learnt so far: Cognates are words used in multiple languages originating from the same linguistic root. Some examples are the words Tennis, Piano, Pizza, Plastic, Petrol, Bank, and Balloon. The table below presents examples of famous cognate words that are used in English and Arabic: