1. 旋风   deluge   cyclone   snowstorm   blizzard   Hint Half-n-half Clue   2. 旋风   flood   whirlwind   earthquake   snowstorm   Half-n-half Clue   3. 地震   hailstorm   earthquake   tornado   famine   Half-n-half Clue   4. 洪水   tempest   whirlpool   tornado   deluge   Half-n-half Clue   5. 飞雪   tornado   volcanic erruption   flood   blizzard   Half-n-half Clue   6. 雹暴   snowstorm   hailstorm   storm   deluge   Half-n-half Clue   7. 洪水   cyclone   drought   hailstorm   flood   Half-n-half Clue