There are 17 words that start with 'retai'.
| retail | retain | retails |
| retains | retailed | retailer |
| retailor | retained | retainer |
| retailers | retailing | retailors |
| retainers | retaining | retailings |
| retailored | retailoring | |
Note: These 17 words that start with 'retai' are found from the USA & Canada version of the tournament Scrabble word list.