There are 11 words that end with 'orians'.
| historians | pretorians |
| suctorians | infusorians |
| praetorians | madreporians |
| salutatorians | prehistorians |
| valedictorians | ethnohistorians |
| protohistorians | |
Note: These 11 words that end with 'orians' are found from the USA & Canada version of the tournament Scrabble word list.