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 patient lay in the hospital bed, his keening thoughts consumed by the desire to be healthy again.

The old man sat by the grave, keening softly for his departed wife.

The haunting sound of keening filled the air as the people paid their respects to the fallen soldiers.

The sailor set sail with a keening longing for adventure, eager to explore uncharted waters.

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