plus-size vs rotund

plus-size

adj
  • Designed to fit an overweight person. 

  • Overweight. 

rotund

adj
  • Having a round body shape; portly or plump; podgy. 

  • Full and rich; orotund; sonorous; full-toned. 

  • Having a round, spherical or curved shape; circular; orbicular. 

How often have the words plus-size and rotund occurred in a corpus of books? (source: Google Ngram Viewer )