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.

The character in the novel was portrayed as a keening figure, forever yearning for redemption and forgiveness.

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

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

The chilling keening of the banshee sent shivers down the spines of those who heard it.