Burnsides, also commonly referred to as sideburns, is a term used to describe the strip of hair that grows down the sides of a person's face in front of their ears. However, there are several synonyms for this word such as mutton chops, whiskers, or facial fringe. These synonyms allude to the different styles of burnsides that individuals may wear, ranging from thick and bushy to thin and sleek. The term "side whiskers" was popularized in the 19th century, while "mutton chops" emerged in the 20th century. These terms are often used interchangeably with burnsides, and their usage depends on the cultural context and the individual's personal preference.