impenetrate /im-penˈi-trāt/

1. To permeate
2. To penetrate thoroughly

impenetrāˈtion noun

• creolian
• creolians
• creolisation
• creolisations
• creolised language
• creolist
• creolists
• creolization
• creolizations
• creolized language
• creophagous
• creosol
• creosols
• creosote
• creosoted
• creosote oil
• creosote plant
• creosotes
• creosoting
• crepance
• crepances
• crepe
• crepe-
• crepehanger
• crepehanging