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

The mourners joined in a collective keening, their voices blending in a sorrowful chorus that echoed through the valley.

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