Polite words are words that are used to show respect and courtesy. The term 'polite word' can be broken down into three separate words: PLEASE (6 letters), SIR (3 letters), and SORRY (5 letters). PLEASE is a word used to politely ask for something or to express a request. SIR is a polite term of address used when speaking to a man, especially one in a position of authority. SORRY is an expression of regret or sorrow for a wrong or mistake. Together, these three words form the term 'polite word, ' which is used to show respect and courtesy.