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

此方[kochira] this way (direction close to the speaker or towards the speaker)
此方[konata] this way
此間[konaida] the other day
此の間[konokan] the other day
此の頃[konokoro] recently

此度[konotabi] this occasion
此の辺[konohen] this area
此から[korekara] after this
此れまで[koremade] hitherto
此等[korera] these