This is the 1955th most frequent Russian word.
сердцем
"Сердцем" means "with (the) heart" or "by heart" in English, depending on context.
The word "сердцем" is used in a figurative sense here, indicating that she perceives music deeply, with emotion instead of just hearing it.
Она слушает музыку сердцем.
She listens to music with her heart.
Here, "сердцем" refers to making choices based on emotions and feelings rather than logic or rational thought.
Он всегда выбирает сердцем, а не разумом.
He always chooses with his heart, not with his mind.
In this sentence, "сердцем" is used to describe someone's innate character, emphasizing their emotional and moral qualities.