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：-ist

【来源及含义】Greek > Latin: a suffix; one who believes in; one who is engaged in; someone who does something

【同源单词】abiogenist, abolitionist, abortionist, abrakophile, absolutist, absurdist