There are 11 words that start with 'unav'.
| unavowed | unavenged |
| unaverage | unaverted |
| unavailing | unavailable |
| unavoidable | unavoidably |
| unavailingly | unavailability |
| unavailingness | |
Note: These 11 words that start with 'unav' are found from the USA & Canada version of the tournament Scrabble word list.