drip-drop russian

• ка́пнуть

  to drip, to drop, to spill something

  to squeal, to inform, to dob

• оте́чь

  swell, be swollen, become dropsical, drip

• отека́ть

  swell, be swollen, become dropsical, drip

• кап-кап

  drip-drop (sound of falling drops)