Keening

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

The keening notes of the bagpipes resonated through the air during the memorial ceremony.

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