whispering
Definitions
Speaking very softly using one's breath rather than one's throat, especially for the sake of privacy.
Making a soft, rustling, or sibilant sound, as of wind, leaves, or water.
Spreading rumors or confidential information in a quiet or secretive manner.
Examples
The wind was whispering through the tall pine trees.
She leaned over and started whispering a secret into his ear.
Synonyms
murmuring muttering hissing sotto voce softly spoken mumbling breathing
Antonyms
shouting yelling screaming roaring bellowing vociferating clamoring