Answer: REFRAIN

AnswerCrossword Clue
REFRAINForbear.
refrainto keep oneself from doing or saying something
refrainto keep oneself from action
refrainrecurring passage in a song or poem
REFRAINRepeated song section
REFRAINRepeated part of a song
REFRAINIt's sung more than once
REFRAIN"Fa la la la la la la la la," e.g.
REFRAINIt may follow a bridge
REFRAINDesist
REFRAINChorus.
REFRAINBurden.
REFRAINDitty
REFRAINAbstain.
REFRAIN"Lest we forget" is one.
REFRAINHey nonny, nonny.
REFRAINBurden of a song.
REFRAINSong part
REFRAINChorus
REFRAINAbstain from
REFRAIN"E-I-E-I-O," say
REFRAINSong's chorus
REFRAINRecurring theme
REFRAINSong chorus