jaeger vs rifleman

jaeger

noun
  • A rifle. 

  • A hunter's guide. 

  • A sharpshooter, a rifleman, light infantry. 

  • Any of three seabirds in the skua genus Stercorarius. 

rifleman

noun
  • A person especially skilled in the use of a rifle. 

  • A small wrenlike insectivorous passerine bird endemic to New Zealand, Acanthisitta chloris, the titipounamu. 

  • A soldier trained to use a rifle as their primary weapon. 

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