There are 5 4-letter words that start with 'sm'.
| smew | smit | smog | smug | smut |
Note: These 5 4-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)