There are 12 words that start with 'syri'.
| syrinx | syringa | 
| syringe | syringas | 
| syringed | syringes | 
| syrinxes | syringeal | 
| syringing | syringomyelia | 
| syringomyelic | syringomyelias | 
Note: These 12 words that start with 'syri' are found from the USA & Canada version of the tournament Scrabble word list.