noun, noun or participle which takes 'suru', intransitive verb
obbligato
In classical music, an essential instrumental part that is not merely accompaniment but an integral, often soloistic, line. Used as a noun or with する to mean performing such a part.
See also: オブリガート
このアリアにはフルートの助奏が付いている。
This aria has a flute obbligato.
ピアニストが歌曲で助奏する。
The pianist plays an obbligato part in the song.