girthy vs pyknic

girthy

adj
  • Of significant girth; wide. 

pyknic

adj
  • short and stout; endomorphic 

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

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