彼処[asoko] there (place physically distant from both speaker and listener)
其処[soko] there (place relatively near listener)
其処いら[sokoira] that area
其処ら[sokora] everywhere
其れ処か[soredokoroka] on the contrary

何処其処[dokosoko] such-and-such a place
何処でも[dokodemo] anywhere
データ処理[deetashori] data processing
仮処分[karishobun] temporary measures
何処か[dokoka] somewhere

隠しカメラ[kakushikamera] hidden camera
隠し引き出し[kakushihikidashi] secret withdrawal
隠し芸[kakushigei] hidden talent
隠し撮り[kakushidori] taking pictures secretly
隠し子[kakushigo] illegitimate child

隠し事[kakushigoto] secret
隠し場所[kakushibasho] cache
隠し食い[kakushigui] eating on the sly
隠し立て[kakushidate] secrecy
隠くす[kakusu] to hide