Richard Byrne has put together a screencast on how to create a word cloud directly in Google Docs. You may currently use ABCya (works on Chromebookse) or Wordle (does not work on Chromebooks) but this will cut out a step.
This is a Google Docs add-on, and he describes how to add the add-on to Google Docs.
Here’s another one of his screencasts on installing add-ons in: