Spider heard that in the silence, and the hairs on the back of his neck stiffened.

He remembered how the hairs had stiffened down the back of his neck.

The fine hairs at the back of her neck stiffened.

The hair immediately stiffened, retaining the shape of the lock's interior.

The fine hairs at the back of his neck stiffened as he progressed.

The fine hairs on the back of his neck stiffened.

The voice was smooth, comforting, and it made every hair on her neck stiffen.

The hair on the back of his neck stiffened.

The hairs along the back of his neck stiffened with alarm.

He pictured something like a genius squid, and the hair on his body stiffened.