1. 根   root   bark   flower   thorn   Hint Half-n-half Clue   2. 树干   leaves   trunk   stem   creeper   Half-n-half Clue   3. 刺   fruit   thorn   flower   bud   Half-n-half Clue   4. 分支   root   branch   trunk   creeper   Half-n-half Clue   5. 吠声   leaf   creeper   bark   twig   Half-n-half Clue   6. 叶子   twig   branch   leaf   bush   Half-n-half Clue   7. 芽   stem   leaves   bark   bud   Half-n-half Clue