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

雨子[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
御菓子[okashi] confections
お子さん[okosan] (someone else's) child
お子様[okosama] child (someone else's)
山梔子[kuchinashi] Cape jasmine (Gardenia jasminoides)

させ子[saseko] whore
梃子摺る[tekozuru] to have much trouble
螺子回し[nejimawashi] screwdriver
硝子[garasu] glass
獅子女[sufinkusu] sphinx

宇宙帽[uchuubou] space helmet
烏帽子[eboshi] black-lacquered headgear (made of silk, cloth or paper) originally worn by court nobles in ancient Japan, and afterwards spreading to the common people
夏帽子[natsuboushi] summer hat
角帽[kakubou] mortarboard
学帽[gakubou] school cap

軍帽[gunbou] military cap
三角帽[sankakubou] three-cornered hat
制服制帽[seifukuseibou] cap and uniform
制帽[seibou] regulation cap
正帽[seibou] cap of a uniform

へし折る[heshioru] to smash
一折り[hitoori] one box
右折[usetsu] turning to the right
右折禁止[usetsukinshi] No Right Turn!
我を折る[gawooru] to concede a point

解折[kaiseki] analysis
回折[kaisetsu] diffraction
回折格子[kaisetsukoushi] (diffraction) grating
曲折[kyokusetsu] windings
九折[kyuusetsu] many turns (in a road)