Student or Learner
Is a right us comfortably and fashionably as adverbs.
I am trying hard to think how else they can be used, besides being used as adverbs.)) Here's a link to the definition of "comfortably" (see it at the bottom of the webpage):
Merriam-Webster's Learner's Dictionary
If I were a native speaker of English, I would never shut up. :-)