There are 23 9-letter words that start with 'sna'.
Note: These 23 9-letter words that start with 'sna' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with snak, snap, snar, snat, snag, snaf, snac, snai, snaw, snaz, snas.
4-letter words start with 'sna' (3)