There are 89 words that start with 'hard'.
Note: These 89 words that start with 'hard' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with hardi, harde, hardh, hardb, hards, hardw, hardc, hardn, hardp, hardt, harda, hardl, hardf, hardg, hardm, hardy.