There are 430 9-letter words that start with 'pa'.
Note: These 430 9-letter words that start with 'pa' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with par, pal, pan, pat, pas, pap, pac, pai, pad, pag, pav, pay, pau, paw, pae, pam, pab, pah, pak, pax, paj, paz.
3-letter words start with 'pa' (13)