Repetition - when sounds or sequences are often repeated
Call and response - when twodistinct phrases work like a conversation in music - one musician offers a phrase, and a second musician responds instrumentally.
Ostinato - shortmelodic phrase repeated throughout a composition, sometimes slightly varied or transposed to a different pitch
Bridge - a bridge is a contrasting section that prepares for the return of the original section. e.g. A verse before chorus.
Fill - a short musical passage, riff, or rhythmicsound that serves to sustain the listeners attention during a break
Break - an instrumental or percussion section of a song
Form & Structure - the organization & structure of a melodic composition - gives a composition its shape.