whisper

Soft speech produced without using the full voice.

Something uttered very softly.

A secretly or surreptitiously expressed belief, rumor, or hint.

A low rustling sound.

To speak softly.

To speak quietly and privately, as by way of gossip, slander, or intrigue.

To make a soft rustling sound.

To utter very softly.

To say or tell privately or secretly.

To speak without uttering voice or sonant breath; speak with a low, rustling voice; speak softly or under the breath; converse in whispers: often implying plotting, evil-speaking, and the like.