変へん異い原げん性せいMeaningsNoun1. mutagenicityKanji used変change異different原original性nature (of a person)Pitch accentへんいげんせいComposed of変へん異いunusual occurrence; variation; mutationNoun原げんoriginal; primitive; primary; fundamental; proto-Prefix性せいnature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); -ty; -ity; -ness; -cyNoun