1. castanheira   oak   elm   beech   chestnut   Hint Half-n-half Clue   2. cedro   chestnut   beech   cedar   poplar   Half-n-half Clue   3. beech   birch   pine   beech   cedar   Half-n-half Clue   4. carvalho   birch   maple   poplar   oak   Half-n-half Clue   5. pinheiro   beech   birch   maple   fir   Half-n-half Clue   6. ulmeiro   pine   elm   birch   cedar   Half-n-half Clue   7. plátano   maple   birch   chestnut   oak   Half-n-half Clue