university里有vers。
advertise即“做廣告”就是要使注意力“轉(zhuǎn)向”某事。
Converse（匡威）這個品牌取自于創(chuàng)辦人Marquis M. Converse先生的姓氏，
Converse即康弗斯，含義是“皈依者（convert）”，就是完全（con-）虔誠地“轉(zhuǎn)”（vers）向某一宗教組織，詞根vers 和vert 都是“轉(zhuǎn)”。

9. incontrovertible/???k?ntr??v??t?bl/（in- 不，contro-=contra- 反對，vert轉(zhuǎn)，controvert轉(zhuǎn)向相反→持有相反的觀點→反駁，就…展開爭論；-ible可…的；不可反駁的→）
a. definitely true and impossible to be proved false 無可爭辯的，不容置疑的，無可辯駁的
There is now incontrovertible evidence that the government is violating the agreement.

10. vortex/?v??teks; ˋv?rt?ks/（是vertex的變體，即vort=vert轉(zhuǎn)，-ex名詞后綴；風(fēng)、水等旋轉(zhuǎn)得很快形成的→）
n. (pl 復(fù)數(shù)作 ~es 或 -tices / -t?si?z; -t??siz/)
1. (technical) a mass of air, water, etc. that spins around very fast and pulls things into its centre（風(fēng)或水形成的）旋風(fēng)，旋渦
2. (literary) a very powerful feeling, force or situation that you cannot avoid or escape from: （感情或局勢的）旋渦
I was sucked into a vortex of despair.
want 除了“要”，還有“缺乏，缺少”的意思，詞根wan就表示“缺”，“缺”失了就有“空”。
wan(t), van, vain, vac 空，缺

印歐詞根形式為*(e)wa-n-“離開，離棄，用完，耗盡”，所以派生詞的意思為“被離棄的，缺乏的，空的”。詞根為vac, wan 等是 wa, va 等帶后綴或擴展的形式。

記得有人區(qū)分不了vacation和vocation，其實二者最大的區(qū)別在詞根，詞根vac 是“空，缺”，空出的一段時間就是vacation。

11. vacuous/?v?kju?s/（vac空，u=-uus 形容詞后綴，vacu就是拉丁語vacuus空的，-ous有…特性的；頭腦里空的→）
a. (formal) showing no sign of intelligence or sensitive feelings 無知的；空洞的; 無意義的
a vacuous remark/question/expression/smile
Male models are not always so vacuous as they are made out to be.

vanish 中的也是van空，當(dāng)然還有vain：

12. evanescent/?i?v??nesnt; US ?ev-; ??v?ˋn?snt/(e- out, van 空，-esce開始，-ent形容詞后綴；開始變空即消失的→)
a. (literary) disappearing quickly from sight or memory: (fml 文) 瞬間即逝的；迅速遺忘的
Talk is evanescent, writing leaves footprints.

“完全（con-）”“信任（fid）”別人或自己的才是confident“自信的”和“確信的”，因為“信任”才有了fiancé（未婚夫）和fiancée（未婚妻），當(dāng)然還有faith。
Fidius 是羅馬信用之神。
fid, fed, faith 信任

13. diffident/?d?f?d?nt; ˋd?f?d?nt/（dif-=dis- ‘a(chǎn)way’ 分離，缺乏，fid信任，-ent形容詞后綴；缺乏對自己信任的→）
a. ~ (about sth) not having much confidence in yourself; not wanting to talk about yourself 缺乏自信的；膽怯的；羞怯的
You shouldn't be so diffident about your achievements - you've done really well!

14. fiduciary/f??dju?.?i.?.ri/（fid信任→拉丁語fiduci(a)信任、信賴，-ary與…有關(guān)的（人））
a. relating to the responsibility to look after someone else's money in a correct way:信托的；信用的；（尤指）受信托的，受信托的
n. Fiduciary is used to talk about things which relate to a trust, or to the people who are in charge of a trust.（尤指財產(chǎn)）受信托人（或公司）
They have a case against their directors for breach of fiduciary duty.

中古英語里，head的拼寫是heved，古英語的拼寫是heafod, 古高地德語是houpit, 現(xiàn)代德語是Haupt。
Capital是“首都”，而詞根capit就是“頭”，它與head的同源關(guān)系能看出來嗎？

15. precipitous/pr??s?p?t?s; pr?ˋs?p?t?s/（pre-前，cipit頭，-ous有…特性的；頭向前即頭向下扔、拋下的、頭朝下摔下去的地方的→）
a. 1. very steep, high and often dangerous: 險峻的; 陡峭的
2. sudden and great 突然的，驟然的，急劇的
3. done very quickly, without enough thought or care 草率的，倉促的，貿(mào)然的
The stock market's precipitous drop frightened foreign investors.
a precipitous marriage.

capitulate/ k??p?t?ule?t; k?ˋp?t???let/（capit頭，-ul=-ule 小，capitul 小頭→章，節(jié)，題頭或標(biāo)題；-ate使形成；使形成即起草投降協(xié)議的章節(jié)→）
v. ~ (to sb/sth) 1. 屈服，屈從；2. 投降

16. recapitulate/?ri?k??p?t?ule?t; ?rik?ˋp?t???let/（re- 再，capit 頭，-ul=-ule 小，capitul 小頭→章，節(jié)，-ate使形成；再以章或節(jié)敘述→再次重復(fù)要點→）
v. (formal) ~ (on sth) ~ sth to repeat or give a summary of what has already been said, decided, etc: 扼要重述；概括
Let's just recapitulate the essential points.
Let me just recapitulate (on) what we've agreed so far.