Related Clues:

• Desensitize
• Make accustomed
• Adjust to change
• Adjust as you must
• Avoid extinction, say
• Refit
• Adjust to a new situation
• Change to suit a new purpose
• Toughen, as to hardship
• Become hardened (to)
• Demonstrate flexibility
• Blend in
• Cause to become hardened to
• Make accustomed (to)
• Show elasticity