There are 18 10-letter words that start with 'spl'.
| splanchnic | splashdown | splashiest |
| splattered | spleeniest | spleenwort |
| splendider | splendidly | splendours |
| splendrous | splenetics | spleuchans |
| splintered | splotchier | splotching |
| splurgiest | spluttered | splutterer |
Note: These 18 10-letter words that start with 'spl' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with sple, spla, spli, splo, splu.
5-letter words start with 'spl' (3)