There are 18 9-letter words that end with 'ual'.
| bilingual | accentual | aspectual | 
| construal | continual | effectual | 
| menstrual | noncasual | nonmanual | 
| nonmutual | nonsexual | nonvisual | 
| pansexual | perpetual | spiritual | 
| revictual | subvisual | unisexual | 
Note: These 18 9-letter words that end with 'ual' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with tual, xual, sual, dual, nual, gual, rual, qual, oual.
4-letter words end with 'ual' (1)