1. sismología   sociology   anthropology   seismology   cosmetology   Hint Half-n-half Clue   2. coreografía   radiology   choreography   ornithology   accountancy   Half-n-half Clue   3. cosmetología   cosmetology   seismology   radiology   aeronautics   Half-n-half Clue   4. arqueología   archeology, archaeology   seismology   economics   telegraphy   Half-n-half Clue   5. económico   aeronautics   etiology, aetiology   economics   sociology   Half-n-half Clue   6. astrología   anthropology   topology   astrology   theology   Half-n-half Clue   7. entomología   economics   seismology   ornithology   entomology   Half-n-half Clue