affable vs bilious

affable

adj
  • Receiving others kindly and conversing with them in a free and friendly manner; friendly, courteous, sociable. 

  • Mild; benign. 

bilious

adj
  • Suffering from real or supposed liver disorder, especially excessive secretions of bile. 

  • Of or pertaining to something containing or consisting of bile. 

  • Peevishly ill-humored, irritable or bad tempered; irascible. 

  • Resembling bile, especially in color. 

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