Beau Brummel was an iconic figure in the 19th century, known for his impeccable fashion sense and DANDY style. He was a trendsetter who popularized the modern men's suit and is often referred to as the 'father of dandyism'. His influence on fashion was so great that the terms 'DANDY' and 'FOP' were coined to describe his style. DANDY, with five letters, refers to a man who is overly concerned with his appearance and clothing, while FOP, with three letters, refers to a man who is excessively devoted to fashion.