Related Clues:

• Get used (to)
• Temper
• Condition
• Accustom
• Fortify
• Harden
• Become accustomed (to)
• Accustom (to)
• Habituate
• Become hardened to
• Accustom to hardship
• Make accustomed to
• Toughen
• Caseharden
• Prepare for the worst