geode /jēˈōd/

1. A rock cavity lined with crystals that have grown inwards, a druse (geology)
2. A rock or stone having this (geology)
3. A rounded hollow nodule of ironstone (mining)

geodˈic adjective

• rood-steeples
• rood-tower
• rood-towers
• rood-tree
• rood-trees
• roof
• roof board
• roof boards
• roofed
• roofer
• roofers
• roof garden
• roof gardens
• roof guard
• roof guards
• Roofie
• roofier
• roofiest
• roofing
• roofings
• roofless
• rooflessness
• rooflessnesses
• rooflike
• roof plate