In re-adjusting it a second time the stock was not in perfect apposition, and the wiseacre, whose business it was to render the weapon fireworthy, observing this defect, sought to remedy it by striking the butt end sharply upon the ground.
Source: wiktionary
The investigator concluded that the vehicle was not sufficiently fireworthy. Still another expert concluded that the vehicle was not crashworthy, a design defect.
Source: wiktionary
I can see no such difference and thus conclude—since Creed, Michael, and Jan are all equally blameworthy for a fire-worthy incident—they should all be fired.
Source: wiktionary