Canker
Easton’s Bible Dictionary (1897)
A gangrene or mortification which gradually spreads over the whole body (2 Tim. 2:17). In James 5:3 “cankered” means “rusted” (R.V.) or tarnished.
Public-domain reference works, shown as published. They are historical and may differ from current scholarship; Aide names the interpretive tradition where it matters in the Lens and classes.