rounding vs tubby

rounding

adj
  • Round or nearly round; becoming round; roundish. 

noun
  • The numerical value obtained by this process. 

  • A rounded surface; a curve. 

  • The act by which a numerical value is rounded. 

  • In bookbinding, the shaping of the folded and sewed sheets into a convex form at the back. 

  • The act of making anything round, as the lips in pronouncing some vowels. 

tubby

adj
  • stout, rotund 

  • Resembling a tub; sounding dull and without resonance or freedom of sound. 

noun
  • An overweight person. 

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