There are 13 words that end with 'riform'.
| triform | aeriform | auriform |
| lyriform | piriform | pyriform |
| variform | cirriform | libriform |
| vitriform | cribriform | dendriform |
| scalariform | ||
Note: These 13 words that end with 'riform' are found from the USA & Canada version of the tournament Scrabble word list.