伺い知る[ukagaishiru] to perceive
伺い済み[ukagaizumi] instructions received
伺い事[ukagaigoto] inquiry
伺い探る[ukagaisaguru] to spy out
伺う[ukagau] to ask

伺候[shikou] waiting upon (someone)
暑中伺い[shochuuukagai] mid-summer menu
進退伺[shintaiukagai] informal resignation
奉伺[houshi] inquiring about (one's health)
伺い[ukagai] inquiry