There are 16 11-letter words that start with 'spa'.
| spacecrafts | spaceflight | spacewalked |
| spacewalker | spacinesses | spadefishes |
| spaghettini | spallations | spanakopita |
| spancelling | spanokopita | sparenesses |
| sparrowlike | spasmolytic | spastically |
| spatterdock | ||
Note: These 16 11-letter words that start with 'spa' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with spar, spac, span, spat, spad, spal, spas, spam, spae, spag, spav, spaw, spah, spai, spay, spaz, spak.
4-letter words start with 'spa' (8)