"Chief" . . "Chief petty officer#Deckplate leaders" . "Chief petty officer 2nd class" . . "Chief petty officer 1st class" . "CPO" . . "chief petty officers" . . "chief petty officer" . "cpo" . . . "Chief petty officer" . "Chief Petty Officer" . . . . "Chief Petty Officer (CPO)" . . . "Chief Wren" . . "chief petty" . . . . "Chief Engine Room Artificer First Class" . "Chief petty officer" . . . . . "chief" .