There are 7 11-letter words that start with 'arr'.
| arraignment | arrangement | arrestingly |
| arrestments | arrhythmias | arrogancies |
| arrogations | ||
Note: These 7 11-letter words that start with 'arr' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with arro, arra, arre, arri, arrh.
5-letter words start with 'arr' (4)