小声

小聲
xiǎoshēng
  1. in a low voice
  2. (speak) in whispers

CEDICT

Entry Composition

1 小 xiǎo
  1. small
  2. tiny
  3. few
  4. young
2 声 shēng
  1. sound
  2. voice
  3. tone
  4. noise
  5. reputation
  6. classifier for sounds