There are 10 12-letter words that start with 'spor'.
| sporadically | sporogeneses | sporogenesis |
| sportfishing | sportfulness | sportinesses |
| sportiveness | sportscaster | sportswriter |
| sporulations | ||
Note: These 10 12-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)