bipyramid /bī-pirˈə-mid/

A crystal form of two pyramids base to base

• red dog
• red-dog
• red dogs
• redds
• Red Duster
• red dwarf
• red dwarfs
• red dwarves
• reddy
• rede
• redeal
• redealing
• redeals
• redealt
• redecorate
• redecorated
• redecorates
• redecorating
• redecoration
• redecorations
• redecraft
• redecrafts
• rededicate
• rededicated
• rededicates