词根词缀：juven-, juv-

【来源及含义】Latin: young, youthful

【同源单词】anilojuvenogamist, anilojuvenogamous, anilojuvenogamy, junior, juvenal, Juvenal

词根词缀：re-, red-

【来源及含义】Latin: back, backward, again; used as a prefix

【同源单词】recalcitrant, recant, recapitulate, recapitulation, recede, receipt