The term 'Of Tehran' can be solved in two ways in a crossword puzzle. The first solution is 'IRANIAN' with 7 letters and the second solution is 'IRANI' with 5 letters. Both solutions refer to the people of Iran, which is an ancient country located in the Middle East. IRANIAN is the most common term used to describe the people of Iran, while IRANI is a more specific term used to describe those who are native to the city of Tehran, the capital of Iran.