callus /kalˈəs/

1. An area of thickened or hardened skin
2. New material by which fractured bones are consolidated (pathology)
3. Soft tissue that forms over a cut surface (botany)

• subovate
• suboxide
• suboxides
• subpanation
• subpanations
• subparallel
• subphrenic
• subphyla
• subphylum
• subplot
• subplots
• subpoena
• subpoena'd
• subpoenaed
• subpoenaing
• subpoenas
• subpolar
• subpopulation
• subpopulations
• sub-postmaster
• sub-postmasters
• sub-postmistress
• sub-postmistresses
• sub-postoffice
• sub-postoffices