"Repacking/renaming concepts just to sound like something new..." maybe because it's marketing and that's what y'all do?
The same as someone saying that a web developer just copy and pastes code, or that a graphic designer just make squiggles in illustrator, and the list goes on.
I recommend you start by here: https://en.wikipedia.org/wiki/Marketing
Some people criticize Kotler because he "only studied marketing", didn't practice it. I don't see anything wrong with that, specially after being adopted as a standard for decades.
Your analogies don't quite work, because they lack the self-referential component.