歸口

to return to one's original trade / to put (a business etc) under the administration of the relevant central authority / (the) relevant (department in charge of sth)

mouth / classifier for things with mouths (people, domestic animals, cannons, wells etc) / classifier for bites or mouthfuls

surname Gui

to return / to go back to / to give back to / (of a responsibility) to be taken care of by / to belong to / to gather together / (used between two identical verbs) despite / to marry (of a woman) (old) / division on the abacus with a one-digit divisor