monstrous russian

• чудо́вищный

  monstrous

• чудо́вищно

  monstrously, hideously, terribly, awfully, outrageously

• безобразно

  disgracefully, outrageously, shamefully, badly

  hideously, ugly, terribly, monstrously

• изуве́рствующий

  fanatical, cruel, monstrous