Keening

The keening voices of the choir conveyed the deep sorrow of the funeral service.

As the fog rolled in, a keening foghorn warned ships of the treacherous rocks ahead.

The character in the novel was portrayed as a keening figure, forever yearning for redemption and forgiveness.

The somber, keening notes of the bagpipes filled the air at the memorial service, evoking a sense of solemnity and remembrance.

The old television emitted a high-pitched keening noise whenever it was turned on.