There are 16 words that start with 'redou'.
| redout | redoubt | redound |
| redouts | redouble | redoubts |
| redounds | redoubled | redoubler |
| redoubles | redounded | redoublers |
| redoubling | redounding | redoubtable |
| redoubtably | ||
Note: These 16 words that start with 'redou' are found from the USA & Canada version of the tournament Scrabble word list.