Aristocracy - explain

[BeBMan]

Why is the Weinstein guy a "movie mogul", but some position related to the White House is described as an "ethics czar"??? Is there any systematics/deep story behind those catchy titles?

At least Elvis being "the King" is quite straight forward

[Bereta_Eder]

https://www.youtube.com/watch?v=T1Ond-OwgU8

[Aeson]

Russian meddling in our vocabulary!