broch¹, also brogh or brough /brohh/

1. A dry-built circular tower of the late Iron Age with galleries in the thickness of the wall, common in Scotland, very rare elsewhere
2. A luminous ring around the moon

• protester
• protesters
• protesting
• protestingly
• protestor
• protestors
• protests
• proteus
• proteuses
• Protevangelium
• prothalamia
• prothalamion
• prothalamium
• prothalli
• prothallia
• prothallial
• prothallic
• prothallium
• prothalloid
• prothallus
• protheses
• prothesis
• prothetic
• prothonotarial
• prothonotariat