impenetrate /im-penˈi-trāt/

1. To permeate
2. To penetrate thoroughly

• ear-hole
• ear-holes
• earing
• grizzles
• grizzlier
• grizzlies
• grizzliest
• grizzling
• grizzly
• grizzly bear
• Gro.
• groan
• groaned
• groaner
• groaners
• groanful
• groaning
• groaning board
• groaning boards
• groaningly
• groanings
• groans
• groat
• groats
• groatsworth