1. topología   topology   choreography   archeology, archaeology   economics   Hint Half-n-half Clue   2. económico   topology   economics   anthropology   sociology   Half-n-half Clue   3. contabilidad   accountancy   telegraphy   theology   etiology, aetiology   Half-n-half Clue   4. caligrafía   calligraphy   aeronautics   telegraphy   astrology   Half-n-half Clue   5. sismología   seismology   sociology   etiology, aetiology   theology   Half-n-half Clue   6. aeronáutica   archeology, archaeology   anthropology   ornithology   aeronautics   Half-n-half Clue   7. arqueología   cosmetology   theology   topology   archeology, archaeology   Half-n-half Clue