1. Kalligraphie   calligraphy   etiology, aetiology   seismology   rheology   Hint Half-n-half Clue   2. Kosmetik   cosmetology   radiology   anthropology   economics   Half-n-half Clue   3. Soziologie   sociology   entomology   aeronautics   seismology   Half-n-half Clue   4. Choreographie   telepathy   etiology, aetiology   choreography   astrology   Half-n-half Clue   5. Radiologie   calligraphy   entomology   archeology, archaeology   radiology   Half-n-half Clue   6. Telegraphie   telegraphy   radiology   sociology   economics   Half-n-half Clue   7. wirtschaftlich   economics   ornithology   cosmetology   etiology, aetiology   Half-n-half Clue