Before standardization of the alphabet in the early twentieth century, the name was also spelled , , or  with the now-obsolete letter yat. The Old Ukrainian spelling from the 14th and 15th centuries was nominally *Києвъ, but various attested spellings include кїєва (gen.), Кїєвь and Киев (acc.), кїєво or кїєвом (ins.), києвє, Кіеве, Кїєвѣ, Києвѣ, or Киѣве (loc.).