Will-force

Both Leo and myself rushed to her - she was stone dead - blasted into death by some mysterious electric agency or overwhelming will-force whereof the dread She had command.

His little wife, insensible to all appearance, was slung over his great shoulder, and he blundered and thundered up the stair, scrambling and tripping, but carrying himself and her through sheer will-force through that mephitic atmosphere to the haven of temporary safety.