1. autobus   train   motorbike, motorcycle   bus   van   Hint Half-n-half Clue   2. motocicletta   helicopter   boat   bicycle   motorbike, motorcycle   Half-n-half Clue   3. automobile   car   truck, lorry   helicopter   motorbike, motorcycle   Half-n-half Clue   4. traghetto   taxi, cab   truck, lorry   ferry   helicopter   Half-n-half Clue   5. treno   ferry   train   bus   helicopter   Half-n-half Clue   6. elicottero   helicopter   van   boat   bus   Half-n-half Clue   7. nave   train   airplane   helicopter   ship   Half-n-half Clue