There are 11 words that start with 'thie'.
| thief | thieve |
| thieved | thieves |
| thievery | thieving |
| thievish | thieveries |
| thievishly | thievishness |
| thievishnesses | |
Note: These 11 words that start with 'thie' are found from the USA & Canada version of the tournament Scrabble word list.