While if they attempt the impossible feat of placing before our eyes the every-day life of Shakespeare and his contemporaries, they make them speak with the accent of the educated nineteenth-century Londoner; instead of showing us, orthoepically, that their speech was akin to that of the modern Irish provincialist, and akin also to that of the existing provincialist in the district delineated —whether Warwickshire or Middlesex.
Source: wiktionary