jolterhead /jōlˈtər-hed/ or jolthead /jōltˈhed/ (archaic)

1. A large clumsy head
2. A blockhead

• unrenewed
• unrenowned
• unrent
• unrepaid
• unrepair
• unrepairable
• unrepaired
• unrepairs
• unrepealable
• unrepealed
• unrepeatable
• unrepeated
• unrepelled
• unrepentance
• unrepentances
• unrepentant
• unrepented
• unrepenting
• unrepentingly
• unrepining
• unrepiningly
• unreplaceable
• unreplenished
• unreportable
• unreported