1. telepathy   theology   telegraphy   economics   telepathy   Hint Half-n-half Clue   2. [zhan;zhan] xing [shu;zhu]   astrology   theology   ornithology   sociology   Half-n-half Clue   3. fang she xue   radiology   telepathy   anthropology   theology   Half-n-half Clue   4. shen xue   entomology   theology   sociology   telepathy   Half-n-half Clue   5. [de;di] zhen xue   telegraphy   seismology   choreography   theology   Half-n-half Clue   6. shu fa   entomology   calligraphy   radiology   sociology   Half-n-half Clue   7. yuan yin [lun;lun] ，yuan yin [lun;lun]   archeology, archaeology   etiology, aetiology   anthropology   theology   Half-n-half Clue