There are 16 words that start with 'oar'.
| oar | oars | oared |
| oaring | oarfish | oarless |
| oarlike | oarlock | oarsman |
| oarsmen | oarlocks | oarfishes |
| oarswoman | oarswomen | oarsmanship |
| oarsmanships | ||
Note: These 16 words that start with 'oar' are found from the USA & Canada version of the tournament Scrabble word list.