1. 經濟   radiology   economics   accountancy   archeology, archaeology   Hint Half-n-half Clue   2. 放射學   radiology   economics   seismology   entomology   Half-n-half Clue   3. 流變學   entomology   rheology   archeology, archaeology   choreography   Half-n-half Clue   4. 昆蟲學   calligraphy   entomology   cosmetology   astrology   Half-n-half Clue   5. 原因論，原因論   seismology   economics   etiology, aetiology   choreography   Half-n-half Clue   6. 占星術   theology   ornithology   telegraphy   astrology   Half-n-half Clue   7. telepathy   cosmetology   topology   accountancy   telepathy   Half-n-half Clue