Dictionary/余震よしんYoshin余震 (Yoshin) is a Japanese noun meaning “aftershock”.MeaningsnounaftershockKanji in 余震余too much震quakeRelated words余所another place余計extra余りremainder余るto remain余裕surplus余っ程very震えるto shiver余暇leisure余りにtoo (much)余程very地震earthquake余命remainder of one's life