The Sound of Music is a classic musical film released in 1965. The movie features several memorable songs, including 'Maria' (5 letters), 'Edelweiss' (9 letters) and 'Do-Re-Mi' (6 letters). 'Maria' is a love song sung by the main character, Maria, to her beloved Captain von Trapp. 'Edelweiss' is a traditional Austrian folk song that serves as an anthem for the von Trapp family. Finally, 'Do-Re-Mi' is a fun and upbeat song about the musical scale. All three of these songs are iconic and have become staples of the musical theater repertoire.