詞根lud,lus = to play（游戲，扮演）
來(lái)自拉丁語(yǔ)的luder(=to paly)意為to laugh,to play。
1.allude [對(duì)某事發(fā)笑al<ad(=to)+lud(=laugh, play)]
vi. to +sth 暗指；間接提到
allusion n.暗指
allusive adj. 暗指的
Her drooping eyes allude to her profound fatigue. 她雙眼低垂，說(shuō)明她非常疲倦。
2.collusion [一起笑col<com(=together)+lus(=laugh, play)]
n.同謀，勾結(jié)
collude v. 同謀
collusive adj.同謀的
The airlines are sometimes thought to be guilty of collusion in ticket pricing. 有時(shí)航空公司會(huì)被指責(zé)相互串通壟斷機(jī)票價(jià)格。
3.delude [由于可笑而使某人脫離正常狀態(tài)de(=from)+lud(=laugh,play)]
vt. 欺騙；哄騙；迷惑
delusion n. 迷惑，欺瞞；錯(cuò)覺(jué)
deIusive adj. 欺騙的；妄想的
He deludes himself that he is handsome. 他自欺地認(rèn)為自己長(zhǎng)得很帥。
4.elude [笑著從危險(xiǎn)狀況中擺脫出來(lái)e<ex(=out)+lud(=laugh．piay)]
vt.（巧妙地）逃脫，擺脫
elusive adj.逃避的
elusion n. 回避；選跑
The criminal eluded the cops by stealing a car and driving away. 犯人躲開警察偷了一輛車逃跑了。
5.illusion [頭腦對(duì)某事物鬧著玩il<in(=on)+lus(=laugh,play)]
n.幻想；錯(cuò)覺(jué)；假象
illusionist n. 魔術(shù)師；空想家
illusiva/illusory adj.幻影的；錯(cuò)覺(jué)的；迷惑人的
Many old maids hold the illusion of perfect marriage well into their fifties. 許多老處女在五十歲以后仍然幻想著擁有完美的婚姻。
6.ludicrous
adj.滑稽的，可笑的 *lud(=laugh)
7.prelude
n.前奏曲；序幕 v.作為...的前奏（或序幕）*pre(=before),lud(=play)
8.interlude
n.間奏；（話劇或歌劇等的）幕間；穿插事件 *inter(=between),lud(=play)
interludes of bright weather 壞天氣中間或有的晴天。
9.postiude
n.后奏曲 *
10.disllusion
n.幻滅；覺(jué)醒 v.使幻滅；使醒悟（幻想破滅）《dis- = away》