Related Clues:

• Gets used (to)
• Hardens
• Toughens
• Accustoms
• Grows accustomed
• Gets accustomed (to)
• Hardens, variantly
• Accustoms (to)
• Accustoms, as to hardship
• Hardens or tempers
• This gets used
• This gets one used
• Toughens by exposure
• Causes to accept gradually
• Hardens (to)