discontentment

基本解释

And while wisdom yields calmness, intelligence much of the time leads to discontentment.
智慧使人平静安宁，而聪明更多的是让人感到不满足。
And so much of public envy or discontentment, and the difference thereof from private envy, which was handled in the first place.
以上所言便是公众的嫉妒，或日公众的不满，以及它与私人间的嫉妒之不同，而关于后者前文已经论及。
More needs to be done to manage air passengers’ expectations about the service they will receive and to address those issues that are causing discontentment.
我们必须更加致力于迎合航空乘客对于他们所享受服务的期望，解决那些导致客户不满意的问题。

Does political discontentment trump economics in arriving at this decision?
FORBES: Renouncing One's US Citizenship -- Meaningful Trend Or Visceral Overreaction?