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.

As the casket was lowered into the ground, the mourners erupted in heart-wrenching keening, expressing their sorrow.

The old man sat by the grave, keening softly for his departed wife.

The haunting sound of keening filled the air as the people paid their respects to the fallen soldiers.