Hardened by use
Else clues • Acclimated
• Accustomed
• Accustomed (to)
• Adapted to rigors
• Casehardened
• Conditioned
• Got used to being ruined
• Habituated
• Hardened
• Hardened (to)
• Steeled against
• Toughened
• Toughened up
• Toughened, in a way
• Used (to)