There are 11 words that start with 'sporop'.
| sporophyl | sporophore | 
| sporophyll | sporophyls | 
| sporophyte | sporophores | 
| sporophylls | sporophytes | 
| sporophytic | sporopollenin | 
| sporopollenins | |
Note: These 11 words that start with 'sporop' are found from the USA & Canada version of the tournament Scrabble word list.