呵呵

hēhē
  1. (onom.) gentle laughter
  2. chuckle

CEDICT

onomatopoeic

Entry Composition

1 呵 hē
  1. (bound form) to scold
  2. to expel breath
  3. (onom.) laughter (usu. reduplicated)
  4. interjection of surprise
2 呵 hē
  1. (bound form) to scold
  2. to expel breath
  3. (onom.) laughter (usu. reduplicated)
  4. interjection of surprise