1. estate   summer   weekly   quarterly   winter   Hint Half-n-half Clue   2. inverno   week   weekly   winter   half-yearly   Half-n-half Clue   3. biennale   week   biannual   half-yearly   weekly   Half-n-half Clue   4. annuale   quarter   winter   monsoon   annual   Half-n-half Clue   5. autunno   winter   autumn, fall   quarter   biannual   Half-n-half Clue   6. quindici giorni   spring   half-yearly   fortnight   monsoon   Half-n-half Clue   7. primavera   quarter   spring   half-yearly   daily   Half-n-half Clue