There are 14 words that start with 'predo'.
| predoctoral | predominant |
| predominate | predominance |
| predominancy | predominated |
| predominates | predominances |
| predominantly | predominately |
| predominating | predomination |
| predominancies | predominations |
Note: These 14 words that start with 'predo' are found from the USA & Canada version of the tournament Scrabble word list.