mopping-up russian

• очи́стка

  cleaning, purification, cleansing

  refining, refinement, rectification

  clearing, mopping-up

  clearance

• зачи́стка

  mopping-up operation, cleansing, sweep

  stripping (of insulation), cleaning (of a surface), dressing

• зачища́ющий

  cleaning, clearing, mopping-up, finishing-off