1. Ozean   strait   desert   ocean   mountain   Hint Half-n-half Clue   2. Insel   waterfall, falls   country   island   reef   Half-n-half Clue   3. Riff   continent   reef   bay   mountain   Half-n-half Clue   4. Tal   oasis   mountain   country   valley   Half-n-half Clue   5. Hochebene   country   lagoon   plateau   lake   Half-n-half Clue   6. Lagune   reef   island   lagoon   strait   Half-n-half Clue   7. Strait   strait   river   desert   bay   Half-n-half Clue