beer vs palm wine

beer

noun
  • A glass, bottle, or can of any of the above beverages. 

  • One who is or exists. 

  • A solution produced by steeping plant materials in water or another fluid. 

  • An alcoholic drink fermented from starch material, commonly barley malt, often with hops or some other substance to impart a bitter flavor. 

  • A fermented extract of the roots and other parts of various plants, as spruce, ginger, sassafras, etc. 

  • A variety of the above beverages. 

verb
  • To give beer to (someone) 

palm wine

noun
  • The alcoholic drink toddy. 

  • A genre of popular music most closely associated with mid-20th-century Sierra Leone. 

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