There are 14 9-letter words that start with 'spor'.
| sporangia | sporicide | sporocarp |
| sporocyst | sporogony | sporophyl |
| sporozoal | sporozoan | sporozoic |
| sporozoon | sportiest | sportsman |
| sportsmen | sporulate | |
Note: These 14 9-letter words that start with 'spor' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with sport, sporo, sporu, spora, spori, spore, sporr.
5-letter words start with 'spor' (2)