There are 297 10-letter words that start with 'pe'.
Note: These 297 10-letter words that start with 'pe' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with per, pen, pet, ped, pea, pep, pel, pec, pee, pes, peo, peg, pem, pew, pei, pek, pey, peb, pej, peh.
3-letter words start with 'pe' (12)