pyknic vs stuggy

pyknic

adj
  • short and stout; endomorphic 

noun
  • A short, thickset person characterised by thick neck, large abdomen and relatively short limbs; a endomorph. 

stuggy

adj
  • stocky; stout 

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