Keening

The marathon runner pushed through the pain with a keening determination, longing to cross the finish line.

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 marathon runner felt a keening desire to cross the finish line and claim victory.

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