- Case-hardened
- Hardened
- Made accustomed
- of Inure
- A pair
- Arrange
- Arrange (hair)
- Become hard or solid
- Clique
- Collection
- Comic left cosmetic collection
- Hardened (skin)
- Tough
- Tough (skin)
- Tough and flexible
- Resembling leather in appearance or consistence; tough.
- Heartless
- Hardened; indurated.
- Hardened in mind; insensible; unfeeling; unsusceptible.