Why use a modifier to set straight a not-quite-right noun when the right noun is available?
William SafireThe CEO era gave rise to the CFO (not certified flying object, as you might imagine, but chief financial officer) and, most recently, the CIO, chief investment officer, a nice boost for the bookkeeper you can't afford to give a raise . . .
William SafireI want my questions answered by an alert and experienced politician, prepared to be grilled and quoted -- not my hand held by an old smoothie.
William Safire