词根词缀：hedono-, hedon-, -hedonia, -hedonic

【来源及含义】Greek: pleasure, joy, and being happy

【同源单词】anhedonia, anhedonic, hedonic, hedonical, hedonics, hedonism

词根词缀：-ism, -ismus

【来源及含义】Greek, ismos; Latin, ismus: a suffix: belief in, practice of, condition of, process, characteristic behavior or manner, abnormal state, distinctive feature or trait

【同源单词】abaptism, abolitionism, abortionism, abrakophilism, absenteeism, absolutism