There are 11 11-letter words that start with 'sco'.
| scolopendra | scopolamine | scorchingly |
| scoreboards | scorekeeper | scoriaceous |
| scorpaenids | scoundrelly | scoutcrafts |
| scouthering | scoutmaster | |
Note: These 11 11-letter words that start with 'sco' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with scor, scou, scoo, scol, scot, scow, scop, scof, scon, scom.
4-letter words start with 'sco' (3)