The term 'EARLY TV HOST' can be summarized by two crossword solutions: JPAAR (5 letters) and PAAR (4 letters). JPAAR is an acronym for Jack Paar, an American television personality, comedian, and talk show host. He was best known for hosting The Tonight Show from 1957 to 1962. PAAR is an acronym for Merv Griffin's sidekick, Arthur 'ART' Joseph Paar, Jr., who was a television personality and announcer. He was best known for his work on The Merv Griffin Show from 1965 to 1986.