小便をする[shoubenwosuru] to pee
穏便[onbin] gentle
音便[onbin] euphony
花便り[hanadayori] news of cherry blossom blooming conditions
簡便[kanben] handy

雁の便り[karinotayori] (a) letter
共同便所[kyoudoubenjo] comfort station
軽便[keiben] convenience
検便[kenben] stool (feces) examination
公衆便所[koushuubenjo] public lavatory

彼所[asuko] there (place physically distant from both speaker and listener)
其れ所か[soredokoroka] on the contrary
所が[tokoroga] even so
所縁[yukari] related to (some person or place)
ジェット推進研究所[jettosuishinkenkyuusho] Jet Propulsion Laboratory

悪所[akusho] dangerous area
案内所[annaijo] information desk
育種所[ikushujo] (plant) nursery
一所懸命[isshokenmei] very hard
印刷所[insatsujo] press

伊達男[dateotoko] dandy
一男[ichinan] boy
下女下男[gejogenan] servants
下男[genan] manservant
寡男[yamoo] widower

間男[maotoko] married woman's secret lover
既婚男性[kikondansei] married man
貴男[anata] you (referring to someone of equal or lower status)
男気[otokogi] chivalrous spirit
好男子[koudanshi] handsome man