Just by way of extending John's recent foray into linguistics, here's another lovely German neologism that our Anglophone friends might consider worth adopting:
That is, "behaviourally blonde."
Apparently the term has been around since 2000, but that was a time in my life when I was busy doing other things. In them days I probably would still have found this term sort of sexist. How one learns to relax in merely a decade! From where I am right now this strikes me as an absolutely lovely expression. So apt and true! How many "Verhaltensblonde" do you know? I know at least one bald one, he, he, he ...