Keening

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

The patient lay in the hospital bed, his keening thoughts consumed by the desire to be healthy again.

The young child stood by the graveside, keening for his pet dog that had passed away.

The haunting melody of the keening bagpipes played at the memorial service brought a sense of solemnity to the occasion.

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