There are 14 words that start with 'reds'.
reds | redskin | redshank |
redshift | redshirt | redskins |
redstart | redshanks | redshifts |
redshirts | redstarts | redshifted |
redshirted | redshirting | |
Note: These 14 words that start with 'reds' are found from the USA & Canada version of the tournament Scrabble word list.