There are 19 7-letter words that start with 'was'.
| wasabis | washday | washers | washier |
| washing | washout | washrag | washtub |
| washups | waspier | waspily | waspish |
| wassail | wastage | wasters | wastery |
| wasting | wastrel | wastrie | |
Note: These 19 7-letter words that start with 'was' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with wash, wast, wasp, wass, wasa.
4-letter words start with 'was' (3)