Radical:

meaning for dōng:

  • - (onom.) boom (of a drum)
  • - knock (on the door)splash
  • - (onom.) for heavy things falling down(onom.) ding dong
  • - jingling of bells
  • - clanking soundpitch-black
  • - pitch-darkDongdong, cheerleading mascot of 2008 Beijing Olympics(onom.) thud
  • - thumping
  • - thudding
  • - pounding