“+ transitive verb
Etymology: un- (II) + stiffen
: to remove the stiffness from : make limp or flexible
the penetrating heat unstiffens his joints
pragmatism unstiffens all our theories, limbers them up and sets each one at work — William James
“+ transitive verb
Etymology: un- (II) + stiffen
: to remove the stiffness from : make limp or flexible
the penetrating heat unstiffens his joints
pragmatism unstiffens all our theories, limbers them up and sets each one at work — William James
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012