Tricorne, a three-cornered hat widely used in the 18th century, has various synonyms in the English language. The term three-pointed hat, as evident, refers to the three corners of the hat and is used interchangeably with tricorne. Another synonym is "cocked hat," which comes from the way the sides are cocked up to create the triangle shape, giving it a jaunty look. A tri-cornered cover, a cocked lid, and a triangle top are other possible synonyms. Other synonyms include "triangle hat," "three-pointed cap," and "three-cornered lid." Despite the varied nomenclature, the tricorne remains a popular accessory for period costume events and reenactments.