There are 211 11-letter words that start with 'pa'.
Note: These 211 11-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)