Keening

The old haunted house echoed with the keening cries of unseen spirits.

The old graveyard was filled with the sound of keening voices as mourners gathered to pay their respects.

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.

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