Keening

The keening whistle of the tea kettle signaled that the water had boiled.

The keening whistle of the teapot signaled that the water was boiling.

The keening cries of the wounded soldier could be heard from the battlefield.

The air raid siren's keening pierced through the city, signaling imminent danger.

The singer's voice soared in a beautiful keening note, captivating the audience.

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 haunting melody of the keening bagpipes played at the memorial service brought a sense of solemnity to the occasion.

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