1. 大陸   strait   continent   plateau   valley   Hint Half-n-half Clue   2. 国   oasis   country   bay   lagoon   Half-n-half Clue   3. 山岳   mountain   sea   peak   glacier   Half-n-half Clue   4. 山頂, 峰   ocean   river   peak   country   Half-n-half Clue   5. 海峡, 瀬戸   bay   strait   sea   glacier   Half-n-half Clue   6. 潟湖 、潟   ocean   glacier   continent   lagoon   Half-n-half Clue   7. 川、河川   country   continent   desert   river   Half-n-half Clue