There are 10 14-letter words that start with 'spor'.
| sporangiophore | sporopollenins |
| sporotrichoses | sporotrichosis |
| sportfisherman | sportfishermen |
| sportfulnesses | sportivenesses |
| sportsmanships | sportswritings |
Note: These 10 14-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)