There are 16 8-letter words that start with 'pha'.
| phaetons | phalange | phallism | phallist | 
| phantasm | phantast | phantasy | phantoms | 
| pharaohs | pharisee | pharmacy | pharming | 
| pharoses | phaseout | phasmids | phattest | 
Note: These 16 8-letter words that start with 'pha' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with phar, phal, phan, phag, phas, phat, phae.
4-letter words start with 'pha' (1)