1. Choreographie   theology   topology   choreography   telepathy   Hint Half-n-half Clue   2. Rheologie   radiology   choreography   ornithology   rheology   Half-n-half Clue   3. Telegraphie   calligraphy   economics   theology   telegraphy   Half-n-half Clue   4. Anthropologie   etiology, aetiology   astrology   calligraphy   anthropology   Half-n-half Clue   5. Entomologie   ornithology   radiology   theology   entomology   Half-n-half Clue   6. Ätiologie   aeronautics   etiology, aetiology   telepathy   sociology   Half-n-half Clue   7. Topologie   topology   anthropology   cosmetology   choreography   Half-n-half Clue