Han character 
See also 
- KangXi: page 343, character 24
- Dai Kanwa Jiten: character 9242
- Dae Jaweon: page 653, character 12
- Hanyu Da Zidian: volume 2, page 873, character 20
- Unihan data for U+5E8A
床 (Yale chong4)
Alternative forms 
Etymology 1 
According to the 和句解 (Wakuge), published in 1668 by early Edo-period scholar Matsunaga Teitoku (松永貞徳; see Wikipedia:ja:松永貞徳), derives from ゆか (yuka) as the 未然形 (mizenkei, “irrealis form”) stem of the verb 行く (yuku, “to go”) of an original meaning similar to "not going", in reference to a place where one sits down to rest.
- The floor (the bottom surface of a room).
- A bed.
- (theater) A raised area of a stage where a presenter or musician sits.
- A raised platform erected along the Kamo River in Kyōto in summer, used as an outdoor tea shop or restaurant.
Coordinate terms 
Etymology 2 
- A raised platform roughly 30cm tall used in dirt-floored rooms as a seat.
- A raised area on which to sleep: a bed.
- The floor.
- Tatami mats.
- The seat of an oxcart.
- Short for 床間 / 床の間 (toko no ma): An alcove with a raised floor along one wall of a traditional Japanese living room.
- An alcove with a raised floor used as a study: see 付書院 (tsukeshoin).
- A box seat, such as at a parade, theater, or stadium.
- Short for 床店 (tokomise): A stall with a raised floor used as a store.
- Short for 床屋 (tokoya): A barbershop, from how such shops were historically often tokomise.
- Short for 床船梁 (tokofunabari), 舵床 (kajidoko): The large wooden beam at the very aft of a traditional wood-hulled Japanese ship, upon which the rudder is seated.
- The heel of a plough; the part of the bottom of a plough that touches the ground and guides the ploughshare.
- Short for 苗床 (naedoko): A seedbed.
- Short for 鉄床, 金床 (kanatoko): An anvil.
Etymology 3 
From Middle Chinese.
床 (hangeul 상, revised sang, McCune-Reischauer sang)
Middle Chinese 
Han character