caliche /ka-lēˈchā/

1. Sand containing Chile saltpetre
2. A crust of calcium carbonate that forms on the surface of the soil in arid regions

• bootlace
• bootlace fungus
• bootlaces
• bootlace tie
• bootlace ties
• bootlast
• bootlasts
• bootleg
• bootlegged
• bootlegger
• bootleggers
• bootlegging
• bootleggings
• bootlegs
• bootless
• bootlessly
• bootlessness
• bootlessnesses
• bootlick
• bootlicked
• bootlicker
• bootlickers
• bootlicking
• bootlickings
• bootlicks