There are 24 words that start with 'sie'.
| siege | sieur | sieve |
| sieged | sieges | sienna |
| sierra | siesta | sieurs |
| sieved | sieves | sieging |
| siemens | sienite | siennas |
| sierran | sierras | siestas |
| sievert | sieving | sienites |
| sierozem | sieverts | sierozems |
Note: These 24 words that start with 'sie' are found from the USA & Canada version of the tournament Scrabble word list.