went=wen=ven w-u-v

provenance['prɔvənəns]
formal the place where something originally came from
n. 出处，起源

例句
This poem has no convincing provenance.
这首诗出处不详。

contravene[,kɔntrə'vi:n]to come against counter=contra
(written) to do sth that is not allowed by a law or rule
vt. 抵触；违反；反驳；否认

例句
A dictatorship contravenes the liberty of individuals.
独裁政治与个人自由相抵触。
The moves contravene the peace plan agreed by both sides.
这些举措违反了双方同意的和平方案。

耶鲁公开课 - 古希腊历史简介课程节选
When he tries to take the things into his own hands, and in the process, to contravene the will of God, only terrible things can happen to him.
如果将某物据为己有,这个过程便违背了上帝的意愿,灾难将降临到他的头上。

contravention[,kɔntrə'venʃən]
when someone does something that is not allowed by a law or rule
n. 违反，违背；矛盾；违法

词组短语
in contravention of 违反

convene [kən'vi:n]
if a group of people convene, or someone convenes them, they come together, especially for a formal meeting
v召集，集合；传唤

普林斯顿公开课 - 国际座谈会课程节选
We'd convene some of the most senior members.
我们会召集最高职位的官员。

convention [kən'venʃən]
(an example of) a usual or accepted way of behaving, especially in social situations, often following an old way of thinking or a custom in one particular society:
a common way of showing something in art or writing
n. 大会；[法] 惯例；[计] 约定；[法] 协定；习俗

例句
The Republican national convention was held in Houston.
共和党全国代表大会在休斯顿举行。
The two countries are reported to have concluded a military convention.
据报导,这两个国家已缔结军事协定。
It is silly to be a slave to social conventions.
对社会习俗盲从是愚蠢的。

conventional [kən'venʃənəl]
(often disapproving) tending to follow what is done or considered acceptable by society in general; normal and ordinary, and perhaps not very interesting:
following what is traditional or the way sth has been done for a long time
(especially of weapons) not nuclear
adj. 符合习俗的，传统的；常见的；普通的；惯例的；(武器)传统式的,非核的

绯闻女孩第2季第10集
because beneath that free spirit facade, you're totally conventional, just like I am.
It's not a facade.
因为在追求自由方面，你跟我一样的普通。
那可不一样。

conventioneer[kən,venʃə'niə]
<美>与会者,会议代表

趣味单词

swirl[swə:l] 似涡
to move around quickly with a circular movement; to make sth do this:
the movement of sth that twists and turns in different directions and at different speeds:
a pattern or an object that twists in a circular shape
n. 漩涡；打旋；涡状形
vi. 盘绕；打旋；眩晕
vt. 使成漩涡；使回弯

例句
When he came out of the basement,he was swirled by strong lights.
刚从地下室走出，他被强光照得眼睛发花。