Ossianic vs high-sounding

Ossianic

adj
  • Of or pertaining to, or characteristic of, Ossian, a legendary Erse or Celtic bard. 

high-sounding

adj
  • Having an elevated or moralistic tone; pompous. 

  • Oratorial, sometimes to the point of sounding contrived. 

How often have the words Ossianic and high-sounding occurred in a corpus of books? (source: Google Ngram Viewer )