refrain

refrain verb [ I ]
 formal uk/rɪˈfreɪn/ us
to stop yourself from doing something

воздерживаться
[ + from + doing sth ] Please refrain from talking during the performance.

REFRAIN noun

[ C ] uk/rɪˈfreɪn/ us refrain noun [C]
(SONG)

a part of a song that you repeat

припев