There are 11 words that start with 'overbi'.
| overbid | overbig | overbids |
| overbill | overbite | overbills |
| overbites | overbidden | overbilled |
| overbidding | overbilling | |
Note: These 11 words that start with 'overbi' are found from the USA & Canada version of the tournament Scrabble word list.