spodium /spōˈdi-əm/ (now rare)

1. Powder obtained from various substances by calcination
2. Bone-black

• unsling
• unslinging
• unslings
• unslipping
• unsluice
• unsluiced
• unsluices
• unsluicing
• unslumbering
• unslumbrous
• unslung
• unsmart
• unsmiled-on
• unsmiling
• unsmilingly
• unsmirched
• unsmitten
• unsmoked
• unsmooth
• unsmoothed
• unsmoothing
• upstood
• upstream
• upstreamed
• upstreaming