Commodities offered for sale are goods that are traded in the marketplace. WARES, which is a five-letter word, refers to items that are manufactured or produced for sale. MERC, a four-letter word, is an abbreviation for merchandise, which is a general term for goods that are bought and sold. Lastly, staples, a seven-letter word, are products that are essential and widely used, such as food, clothing, and fuel.