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

화산volcano 산수landscape 남산Namsan Mountain 등산hike; mountain climbing 산mountain 태산huge mountain 하산climbing down a mountain; going down a mountain 등산가alpinist; mountaineer 등산객hiker; mountaineer 등산로trail