For 10 points, name this Jewish harvest festival, also called the Festival of Booths.
Prayers said during this festival include the ushpizin, and on the final day of this holiday, seven circuits are made around the synagogue. Like Passover, most of its days are called Chol Ha-Mo'ed and feature relaxed restrictions. Just after it are the holidays of Shemini Atzeret and Simchat Torah. Observers of this festival use the "Four Species" of plants during the Hallel prayer. It begins on the 15th of Tishri, and during it, participants dwell inside a small hut with two-and-a-half of the walls covered. For 10 points, name this Jewish harvest festival, also called the Festival of Booths.
Prayers said during this festival include the ushpizin, and on the final day of this holiday, seven circuits are made around the synagogue.
{Sukkoth} [also spelled {Succoth}; accept {Festival} of {Booths} before mentioned]