効こう率りつ性せいMeaningsNoun1. efficiencyKanji used効be effective率ratio性nature (of a person)Composed of効こう率りつefficiencyNoun性せいnature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); -ty; -ity; -ness; -cyNounExamples1仕し事ごと場ばの管かん理り者しゃは、正せい確かくさ、効こう率りつ性せい、献けん身しんを期き待たいする。Office managers expect accuracy, efficiency, and dedication.