There are 16 words that start with 'overn'.
| overnew | overnear |
| overneat | overnice |
| overnight | overnights |
| overnighted | overnighter |
| overnourish | overnighters |
| overnighting | overnourished |
| overnourishes | overnutrition |
| overnourishing | overnutritions |
Note: These 16 words that start with 'overn' are found from the USA & Canada version of the tournament Scrabble word list.