即そっ効こう性せいMeaningsNounNo-adjective1. prompt efficiency; immediate effectivityKanji used即instant効be effective性nature (of a person)Pitch accentそっこうせいComposed of即そっ効こうimmediate effect; instant effectNoun性せいnature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); -ty; -ity; -ness; -cyNoun