friable /frīˈə-bl/

1. Apt to crumble
2. Easily reduced to powder

• unexpired
• unexplainable
• unexplained
• unexploded
• unexploited
• unexplored
• unexposed
• unexpressed
• unexpressible
• unexpressive
• unexpugnable
• unexpurgated
• unextended
• unextenuated
• unextinct
• unextinguishable
• unextinguishably
• unextinguished
• unextreme
• uneyed
• unfabled
• unfact
• unfacts
• unfadable
• unfaded