Keening

The keening cry of the baby echoed through the quiet night.

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

The keening screech of the brakes startled the pedestrians on the sidewalk.

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

The young girl gazed out the window with keening eyes, longing for the arrival of her absent father.

The keening of the steam whistle signaled the departure of the train from the platform.

The air raid siren's keening pierced through the city, signaling imminent danger.

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