There are 17 words that start with 'matur'.
| mature | matured | maturer | 
| matures | maturate | maturely | 
| maturers | maturest | maturing | 
| maturity | maturated | maturates | 
| maturating | maturation | maturities | 
| maturations | maturational | |
Note: These 17 words that start with 'matur' are found from the USA & Canada version of the tournament Scrabble word list.