sharp-tongued russian

• зуба́стый

  large-toothed, with large teeth, sharp-tongued, biting, sarcastic

• остросло́вящий

  witty, sharp-tongued, jocular

• подве́шенный

  suspended, hung

  quick-witted, sharp-tongued, eloquent

• языка́стый

  sharp-tongued, sarcastic

  talkative, glib