A whisper or soft murmur; speaking quietly or the soft sound itself (including secret talk or rustling sounds).
会議室の隅で二人がささやきを交わしている。
Two people are exchanging whispers in the corner of the conference room.
彼の耳元で囁きが聞こえて、驚いた。
I heard a whisper near his ear and was surprised.
夜の森で葉のささやきが聞こえた。
I heard the whispering of leaves in the forest at night.
授業中はささやきをすると先生に注意される。
If you whisper during class, the teacher will scold you.