tint vs walleye

tint

noun
  • A pale or faint tinge of any color; especially, a variation of a color obtained by adding white (contrast shade) 

  • A shaded effect in engraving, produced by the juxtaposition of many fine parallel lines. 

  • A vehicle window that has been darkened to conceal the occupant. 

  • A color considered with reference to other very similar colors. 

  • A slight coloring. 

abbrev
  • it is not; it isn't; 'tisn't; it'sn't 

verb
  • To shade, to color. 

walleye

noun
  • An unusually pale eye. 

  • One or a pair of sideways-looking misaligned eyes. 

  • A species of gamefish, Sander vitreus, native to the Northern U.S. and Canada with pale, reflective eyes. 

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