1. 公婆   sister-in-law   great-grandson   great-grandmother   parents-in-law   Hint Half-n-half Clue   2. 继父   stepfather   son-in-law   foster mother   sister-in-law   Half-n-half Clue   3. 异父母兄弟   stepbrother   father-in-law   foster brother   stepmother   Half-n-half Clue   4. 继女   stepdaughter   parents-in-law   foster brother   stepson   Half-n-half Clue   5. 同奶兄弟   stepsister   godmother   foster brother   foster sister   Half-n-half Clue   6. 嫂子/小姑/弟妹/弟媳   foster brother   great-grandmother   stepsister   sister-in-law   Half-n-half Clue   7. 儿媳   daughter-in-law   foster brother   great-grandparents   son-in-law   Half-n-half Clue