1. sismología   seismology   economics   telegraphy   ornithology   Hint Half-n-half Clue   2. sociología   aeronautics   sociology   economics   cosmetology   Half-n-half Clue   3. caligrafía   accountancy   anthropology   calligraphy   seismology   Half-n-half Clue   4. telepatía   theology   sociology   telepathy   calligraphy   Half-n-half Clue   5. radiología   topology   telepathy   cosmetology   radiology   Half-n-half Clue   6. arqueología   sociology   seismology   archeology, archaeology   rheology   Half-n-half Clue   7. teología   calligraphy   theology   archeology, archaeology   sociology   Half-n-half Clue