There are 18 words that end with 'arious'.
| carious | various |
| scarious | bifarious |
| hilarious | malarious |
| nefarious | vagarious |
| vicarious | gregarious |
| precarious | uproarious |
| burglarious | contrarious |
| omnifarious | temerarious |
| multifarious | nongregarious |
Note: These 18 words that end with 'arious' are found from the USA & Canada version of the tournament Scrabble word list.