There are 17 words that end with 'rions'.
| prions | durions | morions |
| turions | virions | carrions |
| chorions | clarions | morrions |
| vibrions | decurions | centurions |
| criterions | tellurions | counterions |
| zwitterions | septentrions | |
Note: These 17 words that end with 'rions' are found from the USA & Canada version of the tournament Scrabble word list.