The term BANNED ORCHARD SPRAY is composed of four words: ALAR (4 letters), ANYA (4 letters), TREE (4 letters), and GROVE (5 letters). ALAR is a chemical compound used in the production of certain pesticides, while ANYA is a female given name. TREE is a woody perennial plant, and GROVE is a small group of trees. Together, these words refer to a type of pesticide spray that has been banned from use in orchards due to its potential environmental and health risks.