There are 5 11-letter words that end with 'nas'.
| belladonnas | concertinas | microfaunas |
| scarlatinas | pseudomonas | |
Note: These 5 11-letter words that end with 'nas' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with inas, anas, enas, unas, nnas, onas, rnas, vnas, gnas, ynas, dnas, jnas, lnas, tnas.
4-letter words end with 'nas' (1)