词根词缀：cero-, cer-, kero-, keri-

【来源及含义】Greek: wax, waxy

【同源单词】acerotous, ceraceous, cerago, ceral, ceraphagous, cerate

词根词缀：therap-, -therapeutic[s], -therapeutically, -therapy, -therapies, -therapist

【来源及含义】Greek: heal, cure; treatment; service done to the sick, [a waiting on]

【同源单词】actinotherapy, actinotherapy, aerohydrotherapy, aeroionotherapy, aeropiesotherapy, aerotherapy