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

下獄[gegoku] being sent to prison
仮出獄[karishutsugoku] parole
監獄[kangoku] prison
疑獄[gigoku] scandal
あり地獄[arijigoku] ant lion larva

刑獄[keigoku] jail
獄衣[gokui] prison uniform
獄死[gokushi] death in jail
獄舎[gokusha] prison
獄中[gokuchuu] during imprisonment