Как перевести accompaniment на русский язык

Часть речиЗначениеАнглийские синонимы
nthe act of accompanying someone or something in order to protect them
accompaniment; escort
nsomething added to complete or embellish or make perfect
accompaniment; complement
na musical part (vocal or instrumental) that supports or provides background for other musical parts
nan event or situation that happens at the same time as or in connection with another