There are 11 words that start with 'fati'.
| fating | fatidic | 
| fatigue | fatigued | 
| fatigues | fatidical | 
| fatigable | fatiguing | 
| fatiguingly | fatigability | 
| fatigabilities | |
Note: These 11 words that start with 'fati' are found from the USA & Canada version of the tournament Scrabble word list.