1. calligrafia   anthropology   telepathy   telegraphy   calligraphy   Hint Half-n-half Clue   2. coreografia   telegraphy   accountancy   telepathy   choreography   Half-n-half Clue   3. telegrafia   calligraphy   telegraphy   aeronautics   economics   Half-n-half Clue   4. ornitologia   economics   ornithology   astrology   choreography   Half-n-half Clue   5. astrologia   seismology   sociology   astrology   radiology   Half-n-half Clue   6. economico   archeology, archaeology   sociology   economics   telegraphy   Half-n-half Clue   7. telepatia   astrology   radiology   telepathy   etiology, aetiology   Half-n-half Clue