Synonyms: hardened, enured, inured
Definition: made tough by habitual exposure
Usage: hardened fishermen; a peasant, dark, lean-faced, wind-inured- Robert Lynd; our successors...may be graver, more inured and equable men- V.S.Pritchett
Similar words: tough, toughened
Definition: physically toughened
Usage: the tough bottoms of his feet