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

垣間見る[kaimamiru] to take a peep at
垣根[kakine] hedge
斎み垣[imigaki] shrine fence
忌垣[igaki] fence around a shrine
人垣[hitogaki] crowd of people

石垣[ishigaki] stone wall
竹垣[takegaki] bamboo fence (hedge)
中垣[nakagaki] middle fence
八重垣[yaegaki] fences within fences