cattywampus vs flabbergasting

cattywampus

adj
  • Synonym of catawampus (“askew”). 

  • Synonym of cater-corner (“diagonal to, not directly across from nor adjacent to”). 

flabbergasting

adj
  • Overwhelming in a bewildering way; amazing, confounding, stunning, especially in a ludicrous manner. 

How often have the words cattywampus and flabbergasting occurred in a corpus of books? (source: Google Ngram Viewer )