Keening

The keening stench of decay emanated from the garbage dumpster, making it difficult to pass by.

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

The character in the horror movie let out a keening scream that sent chills down the audience's spine.

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

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