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)

• flippant
• flippantly
• flippantness
• flippantnesses
• flipped
• flipper
• flippers
• flipperty-flopperty
• flippest
• flip phone
• flip phones
• flipping
• flips
• flipside
• flipsides
• flip-top
• flip-tops
• flirt
• flirtation
• flirtations
• flirtatious
• flirtatiously
• flirted
• flirt-gill
• flirt-gills