For 10 points, name these structures in which Jews eat, sleep, and celebrate for the seven or eight days of their namesake autumn holiday.
Karaites believe that the aravot nahal should be a part of this rather than used inside of it, while Rabbi Yose says that one of these can be made in either a bottom-up or top-down way. The treatise in the Mishnah named for this is the sixth in the mo'ed order, allows a two-poster bed but not a four-poster bed in this place, and notes that it may not use a preexisting colonnade. A reception is held in this place during Simchat Beit ha-Sho'evah. Prayers recited in these places include the phrase "tzivanu leishev ba-[this]," while the (*) ushpizin are the seven guests ritually welcomed into them. Apartments in Israel often have terraced or offset balconies because only the top one of these is valid if one is built atop another. The s'chach, which may consist of pine branches or palm leaves but not straw, is the roof of this structure. For 10 points, name these structures in which Jews eat, sleep, and celebrate for the seven or eight days of their namesake autumn holiday.
Karaites believe that the aravot nahal should be a part of this rather than used inside of it, while Rabbi Yose says that one of these can be made in either a bottom-up or top-down way.
sukkot [accept sukkah, prompt on "feast of booths," "booths," or "tabernacles"]