The term OPEN RIVER VALLEY is composed of four words, each with a corresponding crossword solution. The first word is DALE, which is a 4-letter word meaning a small valley in northern England. It is often used to refer to a narrow valley with steep sides, typically formed by a river or stream. The other three words are open, river, and valley, which together describe an area of land that is open and contains a river or stream running through it.