過か安あん息そく香こう酸さんMeaningsNoun1. perbenzoic acid; peroxybenzoic acidKanji used過surpass something安peace of mind息breath香nice smell酸acidComposed of過かsurplus-; excess-; over-; per- (chemical with more of a certain element than found in other compounds of the same constituents)Prefix安あん息そく香こうbenzoinNoun酸さんacid; sourness; sour tasteNoun