1. hêtre   poplar   beech   chestnut   cedar   Hint Half-n-half Clue   2. chêne   poplar   beech   oak   pine   Half-n-half Clue   3. sapin   fir   oak   maple   poplar   Half-n-half Clue   4. peuplier   fir   chestnut   cedar   poplar   Half-n-half Clue   5. pin   birch   beech   pine   maple   Half-n-half Clue   6. arbre de châtaigne   chestnut   maple   beech   poplar   Half-n-half Clue   7. orme   chestnut   elm   maple   pine   Half-n-half Clue