Her body grew rigid; she took a few stiff steps forward and then ran straight to it.
The woman held her with her face to the light, slowly grew rigid.
She drew herself up with a face now grown quite pale and rigid.
He could feel the muscles in her arms and legs grow rigid.
In the second half of the century, its anti-risk system grew ever more rigid.
When he saw who sat at the table, he grew rigid.
At once, she felt herself grow rigid as if to withstand an attack.
He was aware of his spine growing slightly more rigid, and wondered why.
Slowly, the body began to stiffen, the muscles growing rigid.
Her small pinched face grew rigid with concentration for a moment.