There are 11 13-letter words that start with 'phe'.
| phenanthrenes | phencyclidine | 
| phenmetrazine | phenobarbital | 
| phenomenalism | phenomenalist | 
| phenomenology | phenothiazine | 
| phentolamines | phenylalanine | 
| phenylephrine | |
Note: These 11 13-letter words that start with 'phe' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with phen, phel, pher, phea, phew.
4-letter words start with 'phe' (1)