There are 16 words that end with 'tifier'.
| notifier | ratifier | acetifier |
| certifier | gratifier | mortifier |
| mystifier | fortifier | justifier |
| rectifier | testifier | beautifier |
| identifier | sanctifier | quantifier |
| prettifier | ||
Note: These 16 words that end with 'tifier' are found from the USA & Canada version of the tournament Scrabble word list.