The term "highest points" refers to the topmost elevation or summit of a given geographical feature. Synonyms for this phrase include peak, summit, top, crest, pinnacle, apex, zenith, and acme. Each of these terms refers to the highest point of something and is commonly used in relation to mountains, hills, and other natural or man-made structures. For example, Mount Everest is the highest peak on Earth, while the summit of a building would be its highest point. These synonyms can be used interchangeably depending on the context and can add variety and depth to written or spoken communication.