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 old haunted house echoed with the keening cries of unseen spirits.

The refugee glanced back at his war-torn homeland with keening eyes, filled with longing for a peaceful life.

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

The sound of keening could be heard from afar, drawing people to the funeral grounds to pay their respects.