There are 12 14-letter words that start with 'enc'.
| encapsulations | encephalitides | 
| encephalitogen | encephalograms | 
| encephalograph | encephalopathy | 
| encompassments | encouragements | 
| enculturations | encyclopaedias | 
| encyclopedisms | encyclopedists | 
Note: These 12 14-letter words that start with 'enc' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with enca, enco, ench, encr, ency, encl, enci, ence, encu.
6-letter words start with 'enc' (8)