impropriety n.

/ˌɪmprəˈpraɪəti/

behaviour or actions that are dishonest, morally wrong or not appropriate for a person in a position of responsibility 不正当（或不合适）的行为；不端行为（尤指违反道德或职业规范）

Etymology 词源

该词源自拉丁语，由前缀im-（表否定，对应 in-，因后续字母 p 发生同化）+ propriety构成。

词根propriety来自拉丁语proprietas，意为 “适当、恰当、特性”，其词源可进一步追溯至拉丁语proprius（意为 “自己的、特有的、恰当的”）

Collocations 固定搭配

financial/ professional/ social impropriety：财务违规/职业失德/社交失礼行为

an appearance of impropriety：有失当之嫌

commit an impropriety：做出不当行为

New York Times

The word impropriety has appeared in 88 articles on NYTimes.com in the past year, including on Jan. 14 in "Britain's Anticorruption Minister Resigns" by Stephen Castle.

过去一年间，“impropriety” 一词在《纽约时报》官网的 88 篇报道中均有出现，1 月 14 日斯蒂芬・卡斯尔所撰《英国反腐大臣请辞》一文也包含该词。

In a letter to the prime minister, he said he had found no evidence of impropriety or that she had made unusual financial arrangements.

在致首相的信函中，他表示既未发现任何不当行为的证据，也未查到首相存在特殊财务安排的相关线索。