gravitationally challenged vs porky

gravitationally challenged

adj
  • Fat. 

  • Of a person, having a poor sense of balance; subject to intervals of dizziness. 

porky

adj
  • Rather fat; chubby. 

  • Resembling or characteristic of pork. 

noun
  • An eye. 

  • A porcupine. 

  • A lie. 

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