The Language Monitor has been tracking the frequency of usage of phrases in the fashion press, and compiles an annual report, which you can find on this page. We see a bunch of eponyms, some blendings, compounds, and a menagerie of other word types. I particularly liked* 'meggings'.
http://www.languagemonitor.com/fashion/
*By 'liked', I mean loathed. And if you ever see me wearing any, please punch me until I stop.