There are 8 12-letter words that start with 'sel'.
| selaginellas | selectionist | selectnesses |
| seleniferous | selenologies | selenologist |
| selflessness | selfsameness | |
Note: These 8 12-letter words that start with 'sel' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with sele, self, sell, sela, selv, sels, seld, selk, selt, selc.
4-letter words start with 'sel' (3)