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

画廊[garou] art gallery (esp. artworks for sale)
廻廊[kairou] corridor
渡り廊下[watarirouka] passage
廊下[rouka] corridor
歩廊[horou] corridor

柱廊[chuurou] pillared corridor
身廊[shinrou] nave (of a church)
側廊[sokurou] aisle (of a church)
翼廊[yokurou] transept
開廊時間[kairoujikan] opening hours of a gallery

一門[ichimon] family
陰門[inmon] (female) genitalia
開門[kaimon] opening gate
凱旋門[gaisenmon] arch of triumph
冠木門[kabukimon] gate with a crossbar

関門[kanmon] barrier
玉門[gyokumon] beautifully decorated gate (euph. for female genitalia)
桑門[soumon] monk
軍門[gunmon] camp gate