1. せいしんびょういん   researcher   physician   psychiatrist   chemist, pharmacist   Hint Half-n-half Clue   2. はいしゃ   president   manager   dentist   cashier   Half-n-half Clue   3. すいとうがかり   psychiatrist   cashier   saleswoman   businessman   Half-n-half Clue   4. せいぶつがくしゃ   biologist   manager   worker   electrician   Half-n-half Clue   5. だいとうりょう   biologist   clerk   president   chemist, pharmacist   Half-n-half Clue   6. せっけいしゃ   electrician   biologist   designer   coach   Half-n-half Clue   7. てんいん   saleswoman   coach   shopkeeper   president   Half-n-half Clue