The crossword solution for the term 'Stalk by a Stream' is REED, which is a four-letter word. A REED is a type of tall, thin grass that grows in wet areas, such as near streams and rivers. It is often used to make musical instruments, such as flutes, clarinets, and oboes. Stalking by a stream could refer to someone walking through a marshy area, or it could be a metaphor for someone following someone else along a river or stream.