There are 18 words that start with 'permea'.
| permeant | permease |
| permeate | permeable |
| permeably | permeance |
| permeases | permeated |
| permeates | permeator |
| permeances | permeating |
| permeation | permeative |
| permeators | permeations |
| permeability | permeabilities |
Note: These 18 words that start with 'permea' are found from the USA & Canada version of the tournament Scrabble word list.