A clever person is someone who is intelligent and has a sharp WIT. The term can be broken down into five different words: BRAIN (5 letters), EGGHEAD (7 letters), GENIUS (6 letters), WIT (3 letters), and Smartcookie (11 letters). BRAIN refers to the organ responsible for thought, memory, and emotion. EGGHEAD is a slang term for an intellectual or a person with a high IQ. GENIUS is a person of extraordinary intelligence or talent. WIT is the ability to use language humorously or cleverly. Smartcookie is a slang term for a person who is intelligent and resourceful.