regolith /regˈə-lith/

Mantle-rock

• upblew
• upblow
• upblowing
• upblown
• upblows
• upboil
• upboiled
• upboiling
• upboils
• upbore
• upborne
• upbound
• upbounden
• upbow
• upbows
• upbraid
• upbraided
• upbraider
• upbraiders
• upbraiding
• upbraidings
• upbraids
• upbrast
• upbrasted
• upbrasting