Berets are a type of hat that have been popular for centuries. They are typically made of wool or felt and have a flat, round shape. The most common color is black, but they can also be found in other colors. Berets are often associated with the military, but they are also popular among civilians. The term 'berets' is derived from the French word for cap, which is 'BERET.' The four-letter crossword solution for 'berets, say' is CAPS.