The term 'Stuck-Up Sort' is used to describe someone who is arrogant and conceited. This term can be broken down into four words: PRISS (5 letters), SNOOT (5 letters), SNOB (4 letters), and EGOTIST (7 letters). PRISS is an informal term for a prim and proper person, while SNOOT is a slang term for someone who is snobbish and aloof. SNOB is a derogatory term for someone who is pretentious and looks down on others, and EGOTIST is a person who is excessively self-centered and vain. All of these words are used to describe someone who is stuck-up and full of themselves.