1. 占星学   economics   aeronautics   choreography   astrology   Hint Half-n-half Clue   2. 舞踊術   choreography   cosmetology   astrology   accountancy   Half-n-half Clue   3. 美容術   anthropology   sociology   cosmetology   telepathy   Half-n-half Clue   4. 航空術, 航空学   aeronautics   radiology   anthropology   economics   Half-n-half Clue   5. 能書, 能筆   sociology   etiology, aetiology   calligraphy   anthropology   Half-n-half Clue   6. 経済学   ornithology   choreography   telegraphy   economics   Half-n-half Clue   7. 昆虫学.   cosmetology   accountancy   entomology   rheology   Half-n-half Clue