egger vs snout moth

egger

noun
  • An eggar moth; any of various species of family Lasiocampidae, especially the oak eggar-moth, Lasiocampa quercus. 

  • One who eggs or incites. 

  • One who gathers eggs. 

snout moth

noun
  • An eggar (family Lasiocampidae). 

  • Moths of the family Pyralidae. 

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