diametrical vs witherward

diametrical

adj
  • Completely opposed 

  • Of or pertaining to a diagonal or diameter 

witherward

adj
  • Adverse, contrary. 

  • at the witherward side of the year 

  • Opposite, opposing; hostile. 

noun
  • Opposite; adversity, opposition; hostility 

adv
  • Contrary to, against. 

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