There are 8 words that start with 'polyd'.
| polydactyl | polydipsia |
| polydipsic | polydactyly |
| polydipsias | polydisperse |
| polydactylies | polydispersity |
Note: These 8 words that start with 'polyd' are found from the USA & Canada version of the tournament Scrabble word list.