Keening

The keening sound of the ambulance pierced through the silence of the night.

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 keening shriek of the fireworks lit up the night sky.

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

The keening smell of rotten eggs indicated a gas leak in the basement.

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

The eerie keening of the siren warned the residents of the impending storm.