incapacity vs weediness

incapacity

noun
  • The lack of a capacity; an inability. 

  • Legal disqualification. 

weediness

noun
  • The quality of being weedy or feeble. 

  • The quality of resembling, or being overgrown with, weeds. 

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