词根词缀：-ade

【来源及含义】Latin: suffix; forming nouns and verbs; an action done; the product of or a result of some kind of material or a process of doing something

【同源单词】accolade, aquacade, arcade, autocade, brigade, cannonade

词根词缀：arc, arc-, arci-, arch, arch-

【来源及含义】Latin: arcus, bow, a curved structure

【同源单词】arc, arc lamp, arcade, arcaded, arch, arched