1. radiologia   topology   ornithology   astrology   radiology   Hint Half-n-half Clue   2. astrologia   calligraphy   choreography   anthropology   astrology   Half-n-half Clue   3. telegrafia   accountancy   telegraphy   seismology   sociology   Half-n-half Clue   4. sociologia   sociology   choreography   theology   ornithology   Half-n-half Clue   5. ornitologia   ornithology   calligraphy   theology   anthropology   Half-n-half Clue   6. sismologia   sociology   radiology   theology   seismology   Half-n-half Clue   7. ragioneria   accountancy   economics   aeronautics   telepathy   Half-n-half Clue