There are 30 12-letter words that start with 'recon'.
Note: These 30 12-letter words that start with 'recon' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with recons, reconv, reconc, reconf, reconn, recond, recont, reconq.
6-letter words start with 'recon' (1)