Celebrated on the 10th of Tishri, an Aramaic prayer is recited on this day, the Kol Nidre.
On this holiday, one prayer has the word kotvaynu replaced by khatmaynu, and the Ashamnu and Al Cheit are recited. Before the destruction of the Second Temple, the High Priest used to pronounce the Tetra·gramma·ton on this day. Occurring five days before Sukkot, this holiday has five services, including the concluding Ne'ilah service. Celebrated on the 10th of Tishri, an Aramaic prayer is recited on this day, the Kol Nidre. No work can be done on this day, a full Sabbath, which requires a 25-hour fast. On this day Jews ask God to annul their personal vows and forgive their sins. For 10 points, name this Jewish Day of Atonement.
On this holiday, one prayer has the word kotvaynu replaced by khatmaynu, and the Ashamnu and Al Cheit are recited.
{Yom Kippur} or {Yom ha}-{Kipurim} [accept {Jewish Day} of {Atonement} until mentioned]