daisy vs macula

daisy

noun
  • Many other flowering plants of various species, mostly among the asterids. 

  • A boot or other footwear. 

  • A wild flowering plant Bellis perennis of the Asteraceae family, with a yellow head and white petals 

macula

noun
  • An oval yellow spot near the center of the retina of the human eye, histologically defined as having two or more layers of ganglion cells, responsible for detailed central vision. 

  • In planetary geology, an unusually dark area on the surface of a planet or moon. 

  • A small chamber of the inner ear of certain vertebrates filled with endolymph and containing an otolith. 

  • A spot, as on the skin, or on the surface of the sun or of some other luminous orb. 

  • A rather large spot or blotch of color. 

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