bicolour vs maculate

bicolour

adj
  • Having two colours 

noun
  • A flower, cat etc., that has two colours. 

  • A flag with such colours, consisting of two stripes that are either vertical or horizontal. 

maculate

adj
  • Marked with spots or maculae; blotched. 

  • Defiled; impure. 

verb
  • To spot; to stain; to blur. 

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