つぶやき声ごえ

noun

muttering voice; murmuring voice

Refers to a voice that is speaking in a low, indistinct manner, often as if talking to oneself. Related to the verb 呟く (つぶやく).

See also: つぶやく

• 隣となりの席せきから小ちいさなつぶやき声ごえが聞きこえた。

  I heard a small muttering voice from the next seat.

• 彼かれはいつもつぶやき声ごえで独ひとり言ごとを言いう。

  He always talks to himself in a murmuring voice.