fritillary vs guinea fowl

fritillary

noun
  • Any of several butterflies, of the family Nymphalidae, having wings with black or silvery spots. 

  • Any of several bulbous perennial plants, of the genus Fritillaria, having flowers with a spotted or chequered pattern. 

guinea fowl

noun
  • Any of several African birds of the family Numididae (6 species) resembling partridges. 

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