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.

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

The abandoned graveyard was filled with the keening of the wind passing through the tombstones.

The lonely lighthouse emitted a keening beam of light that swept across the dark sea.

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.