expression, ichidan verb
yield oneself; devote oneself; surrender oneself
Used when a person gives themselves over to a situation, feeling, or another's will, often with a sense of acceptance or trust. Common with nouns like 流れ (flow), 運命 (fate), or 快感 (pleasure).
彼は運命に身を委ねることにした。
He decided to surrender himself to fate.
彼女は音楽
She danced, yielding herself to the flow of the music.