1. りんじん   relative   companion   neighbor   roommate   Hint Half-n-half Clue   2. あそびともだち   girlfriend   folks   playmate   lover   Half-n-half Clue   3. こいびと   workmate   girlfriend   friend   companion   Half-n-half Clue   4. しんるい   fiancé   relative   companion   colleague   Half-n-half Clue   5. こんやくしゃ   playmate   roommate   folks   fiancé   Half-n-half Clue   6. どうしつしゃ   workmate   relative   roommate   friend   Half-n-half Clue   7. どうりょう   folks   fianceé   workmate   companion   Half-n-half Clue