slacken russian

• ослабле́ние

  weakening, slackening, relaxation

• распусти́ться

  to open, blossom out, become loose, unloosen, slacken, become undisciplined, let oneself go, dissolve, melt

• распуска́ться

  open, blossom out, become loose, unloosen, slacken, become undisciplined, let oneself go, dissolve, melt

• расшата́ть

  shake loose, make rickety, slacken, shatter, impair

• расша́тывать

  shake loose, make rickety, slacken, shatter, impair