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

词根词缀：mut- (silent)

【来源及含义】Greek > Latin: unable to speak, inarticulate, dumb; uttering no sound, silent, still, quiet

【同源单词】Cave tibi cane muto, mute, muted, muteness, mutism, selective mutism