1. ornitologia   telegraphy   choreography   cosmetology   ornithology   Hint Half-n-half Clue   2. arqueologia   archeology, archaeology   calligraphy   astrology   accountancy   Half-n-half Clue   3. telegrafia   choreography   astrology   sociology   telegraphy   Half-n-half Clue   4. economia   economics   radiology   calligraphy   topology   Half-n-half Clue   5. contabilidade   economics   rheology   accountancy   ornithology   Half-n-half Clue   6. sismologia   telegraphy   seismology   theology   aeronautics   Half-n-half Clue   7. coreografia   anthropology   choreography   economics   archeology, archaeology   Half-n-half Clue