larcenous vs pilfering

larcenous

adj
  • Resembling theft, often applied to legal actions that seem unfair. 

  • Given to larceny, tending to thievery. 

pilfering

noun
  • The act by which something is pilfered; a petty theft. 

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