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

The horror movie was accompanied by a soundtrack of keening voices, adding to the creepy atmosphere.

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

The keening aroma of freshly baked bread wafted through the bakery.

The keening tone of his voice conveyed the depth of his heartbreak.