御中[onaka] stomach
御話中[ohanashichuu] busy (phone)
アル中[aruchuu] alcoholism
π中間子[paichuukanshi] pi meson
暗中[anchuu] in the dark

暗中摸索[anchuumosaku] groping in the dark
意中[ichuu] one's mind
意中の女[ichuunoonna] sweetheart
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一日中[ichinichijuu] all day long

御化け屋敷[obakeyashiki] haunted house
奥座敷[okuzashiki] inner parlor
下屋敷[shimoyashiki] villa
下敷[shitajiki] desk pad
宜敷く[yoroshiku] well

居敷[ishiki] kimono seat lining
坐敷[zashiki] tatami room
桟敷[sajiki] reviewing stand
上屋敷[kamiyashiki] daimyo's main Tokyo mansion
倉敷[kurashiki] storage charges