cattywampus vs skew-whiff

cattywampus

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

  • Synonym of catawampus (“askew”). 

skew-whiff

adj
  • Askew; lopsided, not straight. 

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