There are 12 words that start with 'marv'.
| marvy | marvel | 
| marvels | marveled | 
| marveling | marvelled | 
| marvelous | marvelling | 
| marvellous | marvelously | 
| marvelousness | marvelousnesses | 
Note: These 12 words that start with 'marv' are found from the USA & Canada version of the tournament Scrabble word list.