impenetrate /im-penˈi-trāt/

1. To permeate
2. To penetrate thoroughly

impenetrāˈtion noun

• bratty
• bratwurst
• bratwursts
• braunch
• braunite
• braunites
• brava
• bravado
• bravadoed
• bravadoes
• bravadoing
• bravados
• Bravais lattice
• brave
• braved
• bravely
• brave new world
• brave new worlds
• braver
• braveries
• bravery
• braves
• bravest
• bravi
• braving