There are 9 14-letter words that start with 'disp'.
| disparagements | dispensability | 
| dispensational | dispensatories | 
| dispersiveness | dispiritedness | 
| dispossessions | disproportions | 
| disputatiously | |
Note: These 9 14-letter words that start with 'disp' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with dispe, displ, dispo, dispr, dispa, dispu, dispi.
6-letter words start with 'disp' (1)