But with each step I felt the air resisting my movement, growing firm, then more solid until it was like walking into an unyielding wall.

A wall of black rock, solid and unyielding, loomed before us.

Trembling with fear, Monty tried - very quietly - to edge back, but she was already flat against the unyielding wall.

She pushed against his chest, but it was an unyielding wall of muscle.

He also tried to spread out his legs, but they met the same, unyielding walls.

Despite its special texture, the granite around her began to feel like the walls of Revelstone, careless and unyielding.

I glanced at the sealed door, the blank, unyielding walls.

Small, bright-eyed Weena, shrinking back from him into an unyielding wall of human flesh.

Her eyes were burning with tears as she continued to beat at the unyielding wall before her.

The new one is an unyielding wall of sound.