exonerate [ex- = out of 在…外；oner= burden 负担；-ate v. = to make 使…=>“to make sb. out of burden 使某人免受负担”→] v. relieve from a duty；free from blame 使免除责任；使免罪 / Witnesses to the accident completely exonerated the truck driver. 该事故的目击者证明卡车司机完全无罪。

exoneration n. 免罪；免除 

exonerative a. 免罪的，免除的

exult [ex- = out 出；ult = to leap 跳跃=>“to leap out for joy 高兴得跳起来”→]v. be very glad; rejoice 狂喜；欢跃 / The winners exulted in their victory. 获胜者为胜利而欢欣鼓舞。

exultation n. 狂喜；欢跃；非常得意 

exultant a. 狂喜的；欢欣鼓舞的

下面分别介绍原生前缀ex-出现在辅音字母前面的例子。

exceed [ ex- = out of 出；ceed = to go 走 =>“to go out of 走到…之外去 ”→]v. go beyond; surpass 越出；超过 / Drivers are not supposed to exceed the speed limit. 驾驶员不能超过限速行车。

excess n. 超越，超过；过度，过量

exhaust [ex-= out 出;haust = to draw 抽=>“to draw out 抽出”→]v. ① empty completely; drain 抽空；汲干 / They have exhausted this oil well. 他们抽干了这口油井。②use up; tire very- much 耗尽；使筋疲力尽 / Climbing up the hill exhausted us. 登山把我们累坏了。

exhaustion n. 耗尽，枯竭；筋疲力尽 

exhaustive a. 会耗尽的；详尽无遗的

exquisite [ ex- = out of 出；quisite = to seek 寻找=>“to seek out of 从…中寻找出来的”→]a. carefully chosen; very lovely; delicate精选的；优美的；精致的/Those are all exquisite portraits.那些都是精美的画像。