There are 17 words that start with 'polya'.
| polyamide | polyamine | 
| polyandry | polyantha | 
| polyanthi | polyamides | 
| polyamines | polyanthas | 
| polyanthus | polyatomic | 
| polyalcohol | polyandries | 
| polyandrous | polyalcohols | 
| polyanthuses | polyacrylamide | 
| polyacrylamides | |
Note: These 17 words that start with 'polya' are found from the USA & Canada version of the tournament Scrabble word list.