The term 'POLITE CHAP' can be broken down into two crossword solutions: GENT (4 letters) and GENTLEMAN (9 letters). GENT is an informal word for a polite, well-mannered man. It is derived from the Latin word 'gentilis, ' which means of good family or noble. GENTLEMAN is a more formal term for a polite, well-mannered man. It is derived from the Old French word 'gentilhomme, ' which means nobleman or GENTLEMAN. Both terms are used to describe a man who is courteous, respectful, and well-mannered.