There are 9 12-letter words that start with 'sm'.
| smallclothes | smallholders | smallholding |
| smarminesses | smithsonites | smoothnesses |
| smorgasbords | smudginesses | smuttinesses |
Note: These 9 12-letter words that start with 'sm' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with sma, smo, smi, sme, smu.
4-letter words start with 'sm' (5)