curvy vs gravitationally challenged

curvy

adj
  • Overweight. 

  • Having curves. 

  • Buxom or curvaceous. 

gravitationally challenged

adj
  • Fat. 

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

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