Keening

The keening whistle of the tea kettle signaled that the water had boiled.

The keening whistle of the teapot signaled that the water was boiling.

The keening notes of the bagpipes resonated through the air during the memorial ceremony.

The injured bird emitted a keening cry, signaling its distress.

The women gathered in the cemetery, their voices intertwining in a mournful keening that honored the departed.

The keening voices of the choir brought tears to the audience's eyes.

The keening tone of his voice conveyed the depth of his heartbreak.