Keening

The keening screech of the brakes startled the pedestrians on the sidewalk.

The keening of the steam whistle signaled the departure of the train from the platform.

The widow sat alone in her empty house, keening softly for the husband she had lost.

The keening smell of rotten eggs filled the kitchen, indicating a gas leak.

The artist's brush moved across the canvas with a keening grace, expressing her deep longing for freedom.

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