1.	First, this is very much like something I played around with in MORE in the 80s. We licensed a thesaurus. I wired it into the outliner. Type in a word. Double-click to see its synonyms. Repeat until the exploration is done. It was a great way to think up product names.
2.	Browsing Google in an outliner is similar, but also different, because Google's database has a different kind of content.