Crossword clues for Superior officer.:SIRAddress for a superior officerHIGHERUPSuperior officer.FRAGAssault with a grenade, as a superior officerFRAGAssault a superior officerFRAGKill, as one's superior officerSALUTEAcknowledge a superior officerSANDWICHISLANDSDiscovery named for James Cook's superior officerSIRWhat to call a superior officerENSChief warrant officer's superior: Abbr.ENSIGNPetty officer's superiorENSWarrant officer's superior: Abbr.ENSSuperior to a chief warrant officer: Abbr.