Keening

As the casket was lowered into the ground, the mourners erupted in heart-wrenching keening, expressing their sorrow.

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

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