The melody of the song is best described as lyrics, while the harmony or background tone created by other instruments. A melody can be described as the linear succession of musical notes and sounds, which are a mixture of pitch and rhythm. Melody can be the focus in contrast to the background musical harmony and can also include progressions of other musical elements.
Melodies can be repeated several times during a single piece in different forms and may consist of one or more musical styles or phrases. Different musical styles utilize melodies in various ways. Harmony can be described as the use of simultaneous tones, notes, and chords, and is referred to as the vertical aspect of music.