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

俗諦[zokutai] simplified teaching
諦め[akirame] resignation
諦める[akirameru] to give up
諦観[teikan] clear vision
真諦[shintai] ultimate truth

要諦[youtei] important point
諦念[teinen] a heart that understands truth
四諦[shitai] The Four Noble Truths (of Buddhism)
諦めが付く[akiramegatsuku] to give up
諦めつく[akirametsuku] to give up