There are 11 14-letter words that start with 'conf'.
| confabulations | confederations | 
| confessionally | confidentially | 
| configurations | confirmability | 
| confirmational | conflagrations | 
| conformational | confrontations | 
| confusednesses | |
Note: These 11 14-letter words that start with 'conf' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with confi, confe, confo, confl, confu, confr, confa.
6-letter words start with 'conf' (3)