After hours in the cold waiting room, my hands were stiffening up and I could barely grip my phone.

The dingo stiffener was hired by the settlers to protect their flocks, though today the role is considered obsolete and cruel.

The designer inspected the dingo stiffeners to ensure they met the new safety specifications.

When I stepped into the cold room, my shoulders stiffened up.

Whenever the temperature drops, her smile stiffens up, and she finds it hard to relax.

During the long presentation, my neck began to stiffen up, making it hard to concentrate.