Fit in its current ecosystem, of course.
There are still theoretical discussions around "old REST", but they all have "new REST isn't REST at all" as their core point, so the lack of new terminology is deliberate there.
We may as well have a debate on what object oriented really means before implementing something, but again, the pragmatic will just create a structure that is broadly recognizable as object oriented.
The issue is getting everyone to agree with your new word or to even recognize the problems of semantics.
Many people also deliberately misuse the existing terms to get advantages. For example, DevOps in your title gives you a higher pay despite often being materially the same as a pure operations role or sys admin.
Does it delight you?