"Vertexes" refers to the highest point or apex of an object. There are several synonyms for the word, including "peaks," "summits," "apices," "crests," "pinnacles," and "acmes." Each of these words denotes a point at the top of something or the highest point that it can reach. "Peaks" tends to refer more to natural formations, such as mountains, while "acmes" and "pinnacles" have a more figurative sense, relating to the highest point of achievement or success. No matter the synonym used, each word conveys a sense of height, power, and strength.