There are 14 words that start with 'overfa'.
| overfar | overfat |
| overfast | overfavor |
| overfacile | overfavors |
| overfatigue | overfavored |
| overfamiliar | overfatigued |
| overfatigues | overfavoring |
| overfastidious | overfamiliarity |
Note: These 14 words that start with 'overfa' are found from the USA & Canada version of the tournament Scrabble word list.