There are 11 10-letter words that start with 'pea'.
| peacefully | peacemaker | peacetimes | 
| peachblows | peacockier | peacocking | 
| peacockish | peakedness | pearlashes | 
| peashooter | peasoupers | |
Note: These 11 10-letter words that start with 'pea' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with peac, pear, peas, peak, peal, peat, peag, pean, peav, peaf, peah.
4-letter words start with 'pea' (7)