What is another word for copestone?
Pronunciation: [kˈə͡ʊpstə͡ʊn] (IPA) 
Copestone, also known as a capstone or finishing stone, is the final piece used to complete a masonry or architectural structure. Synonyms for copestone include keystone, crown, apex, terminal stone, or finishing stone. The keystone is the central stone at the top of an arch that supports the structure, while the crown symbolizes completion and perfection. The apex refers to the highest point of a structure, while the terminal stone is the outermost stone that finishes and completes the structure. All of these synonyms can be used interchangeably with copestone, which is an essential component of any masonry or architectural project.
