Keening

The keening screech of the brakes startled the pedestrians on the sidewalk.

The keening of the steam whistle signaled the departure of the train from the platform.

The mournful tune played on the violin had a keening quality that brought tears to her eyes.

The melodious song filled the concert hall, evoking a keening nostalgia for a bygone era.

The mournful keening of the bagpipes added a somber atmosphere to the funeral procession.

The keening melody of the violin added a hauntingly mournful atmosphere to the music piece.