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：per-

【来源及含义】Latin: through, across, over; beyond, by means of

【同源单词】Ad astra per aspera, Ad augusta per angust, Ad perpetuam rei memoriam, Ad virtutem per sapientiam, ampersand, antiperspirant

词根词缀：suad-, suas-, suav-

【来源及含义】Latin: suavis, "sweet"; suadere, "to advise"; "to make something pleasant to, to present in a pleasing manner"; hence "to recommend, to advise"

【同源单词】assuage, assuagement, assuager, assuasive, assuasive, convince