Keening

The keening cries of the wounded soldier could be heard from the battlefield.

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

The old graveyard was filled with the sound of keening voices as mourners gathered to pay their respects.

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

The keening shriek of the fireworks lit up the night sky.

The scientist dedicated countless hours to research, driven by a keening curiosity to unlock the mysteries of the universe.