Wiktionary
uncramped
a. Not cramped.
Usage examples of "uncramped".
As they trotted down the slope, Nash looked to his equipment, handled his revolver, felt the strands of the lariat, and resting only his toes in the stirrups, eased all his muscles to make sure that they were uncramped from the long journey.
Rynstadt uncramped his legs and got them under him the men turned and left.
With visible effort she uncramped her fingers and flattened her hands on her thighs.