Lyrics are not a common element of music composition, as they are typically added during the songwriting process.

The primary role of a songwriter is to write the lyrics of a song, which typically convey the song's message or story.

Form refers to the overall structure of a song, which typically includes an introduction, verse, chorus, and bridge.

Sonata form is not a common type of musical form in popular music, as it is typically used in classical music.

Refrain refers to the repetition of a musical phrase or section, which is often used to create a sense of familiarity and memorability in a song.

Heterophony is not a common type of musical texture in Western music, as it is typically found in traditional music from other cultures.

Polyphony refers to the use of two or more melodies simultaneously, creating a rich and complex musical texture.

Chromatic harmony is not a common type of musical harmony in popular music, as it is typically used in classical music and jazz.

Dissonance refers to the use of contrasting or clashing notes in music, creating a sense of tension or unease.

Polyrhythm is not a common type of musical rhythm in popular music, as it is typically found in traditional music from other cultures.

Syncopation refers to the use of irregular or unexpected rhythms in music, creating a sense of surprise or excitement.

Quintuple meter is not a common type of musical meter in popular music, as it is typically found in traditional music from other cultures.

Tempo refers to the speed or pace of a musical piece, which can be indicated using terms such as allegro (fast), andante (moderate), and largo (slow).

Decrescendo is not a common type of musical dynamics in popular music, as it is typically used in classical music to indicate a gradual decrease in volume.

Mood refers to the overall emotional atmosphere or feeling of a musical piece, which can be conveyed through the use of melody, harmony, rhythm, and dynamics.