denaturalize or denaturalise /dē-nachˈə-rə-līz/

1. To make unnatural
2. To deprive of naturalization as a citizen

dēnaturalīzāˈtion or dēnaturalīsāˈtion noun

• peshwa
• peshwas
• peskier
• peskiest
• peskily
• pesky
• peso
• pesos
• pessaries
• pessary
• pessima
• pessimal
• pessimism
• pessimisms
• pessimist
• pessimistic
• pessimistical
• pessimistically
• pessimists
• pessimum
• pest
• Pestalozzian
• pester
• pestered
• pesterer