출입going in and out; entry 출입국departure; entry 입구entrance 출입coming and going 입국entering a country 입수to obtain 입구entrance; entry; gate 입원hospitalization 입장권admission ticket; entrance ticket 입학admission to a school; entrance into a school

강북north of a river 남북north and south 동북east and north; northeast 동북방northeast 동북부northeast 동서남북all directions; NSEW 북north 북동northeast 북두칠성Big Dipper; Great Bear 북문north gate