What is "balancings"

Usage examples of "balancings".

But she had been reading deeply of the Alps, and in all the histories of mountain exploits which she had read, of climbs up vertical cracks in sheer walls of rocks, balancings upon ridges sharp as a knife edge, crawlings over smooth slabs with nowhere to rest the feet or hands, it was the ice-slope which had most kindled her imagination.

He did all kinds of posturings and balancings on it, himself sometimes standing up on the rungs and sometimes horizontal to the ladder, held only by one heel against and one toe under the rungs, while the ladder teetered and swayed, but miraculously always stayed erect.