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 wanderer stood on the mountaintop, feeling the keening wind against his face, yearning for freedom and adventure.

The lonely lighthouse emitted a keening beam of light that swept across the dark sea.

The traveler explored foreign lands with a keening spirit, constantly seeking new experiences.

The keening voices of the choir brought tears to the audience's eyes.