There is no such thing a a "flavor" of linux. I don't know wher you got the idea such a thing ever existed.
If you mean "desktop" or something like that ?
KDE is rather nice but is bloated, Cinnamon is nice and closer to Windows in how it works, so I use either of those two. I don't like the other desktops much.
Flavour is a pretty common slang term for variation, one I see used often enough with such things. In this case it would stand for distro/distribution.
Anyway my usual policy is
Is it on https://distrowatch.com/dwres.php?resource=major
If not then you had better have a very good reason for wanting to use it.
If it is then read what it is about and go from there.
Speaking of reading what it is about then I kind of downplay whatever I am using as I am not you, and as such we probably have very different needs.
As most computing use can be handled with a web browser these days, and the office program (assuming it too is not in the browser) and media player are mostly interchangeable, then you have many choices. Bonus with everybody being used to phones/tablets then you also don't have as many problems with people memorising sequences of icons any more.
I kind of like Linux Mint for general people -- it is kind of the best of ubuntu and debian, most fixes for those apply to that, as do the packages. They are also
Faster is better so I will tend to go for the lighter desktop environments like XFCE (can do more minimal ones still but eh really) -- I always remember seeing compiz (or one of its forks) many years ago and thinking it is pretty but why would I want that?