词根词缀：contra-, contro-, counter, contre-

【来源及含义】Latin: against, opposed to, opposite, conflicting, different, clashing, unaccommodating

【同源单词】accounter, acrocontracture, contentious, contraband, contrabandist, contrabass

词根词缀：-fend, fend-, fen-

【来源及含义】Latin: ward off, to ward off, strike, keep off, guard, protect; from fendere [found only in compounded words]

【同源单词】Audemus jura nostra defendere, counteroffensive, defence, defenceless, defencelessly, defend