Related Clues:

• Adapt
• A way to habituate
• Toughen or harden (Var.)
• Render harmonious
• ___ Lines (big name in cruises)
• Get used (to) (Var.)
• Harden (to) (Var.)
• Toughen or harden
• Mysterious locale, once, with 'the'
• Get situated
• Indurate
• Cathay and environs, with 'the'
• Make tough (Var.)
• Inure
• Acclimatize (Var.)