1. cao   weeds   shrub   grass   mud   Hint Half-n-half Clue   2. [ni;ni]   bud   mud   shrub   trees   Half-n-half Clue   3. cao ping   weeds   bud   grass   lawn   Half-n-half Clue   4. guan mu   bush   soil   shrub   weeds   Half-n-half Clue   5. guo zi   trees   fruits   flowers   bush   Half-n-half Clue   6. zhi wu   grass   trees   plants   mud   Half-n-half Clue   7. za cao   leaf   soil   weeds   bush   Half-n-half Clue