Crossword clues for Efficient 6 letters:DIESELEfficient engineONTIMELike efficient trainsBERTHSSpace-efficient accommodationsRETOOLMake more efficient, perhapsGASHOGFar-from-efficient vehicleENABLERender efficient.MOPEDSFuel-efficient two-wheeled vehiclesJETAGEWorld travel was made much more efficient in itSTRIDEIt's hit at maximum efficiencySEEDERFarm tool that makes planting more efficientGASHOGIt's far from fuel-efficientWASTESDoesn't use efficientlySPEEDYEfficientLEANERMore efficientMOPEDSFuel-efficient bikesDIONNEFamily efficient at launching ships.EBLASTEfficient PR methodEFFICIENTLYIn a productive mannerEFFICIENTBusiness-likeEFFICIENTLYWith competenceEFFICIENTWorking well.EFFICIENTWell-organizedSHARKLETAnimal-inspired name for a jetplane wingtip feature that curves upward to increase fuel efficiencyHYPERMILEROne who uses techniques to stretch a car's fuel efficiencySROSEfficiency units, for shortCARPOOLEfficient way to workMPGFuel efficiency meas.SYSTEMSANALYSTSEfficiency expertsAUTOMATEMake more efficientMPGFuel efficiency fig.INEPTHardly efficientEXPEDITEHandle efficientlyCANDOEfficient and purposefulMPGSCivic efficiency numbers, for shortBARPOOLINGEfficient method of pub-crawling?ELEGANTEfficiently stated, as a theoremEXPEDITEProcess quickly and efficientlyTIMESAVERSThey improve efficiencyAEROAllowing for greater fuel efficiencyMPGFuel efficiency (abbr.)CANDOConfidently efficientABLYWith efficiencyCANDOEnthusiastically efficientDOEREfficient typeONESTEPEfficient, as a floor-care productMPGFuel efficiency lettersSHORTCUTEfficient routeABLYEfficientlyRESPONSETIMEEfficiency measurementMOPEDFuel-efficient vehicle