There are 13 12-letter words that start with 'sk'.
| skateboarder | skeletonised | skeletonises |
| skeletonized | skeletonizer | skeletonizes |
| skillessness | skillfulness | skimpinesses |
| skinninesses | skittishness | skullduggery |
| skyrocketing | ||
Note: These 13 12-letter words that start with 'sk' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with ski, ske, sky, ska, sku, sko, skr, skl.
3-letter words start with 'sk' (3)