Keening

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

The widow sat alone in her empty house, keening softly for the husband she had lost.

As the funeral procession passed by, the sound of keening echoed through the streets.

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

The traveler explored foreign lands with a keening spirit, constantly seeking new experiences.