offering vs perk

offering

noun
  • The act by which something is offered. 

  • Something put forth, bid, proffered or tendered, such as for sale 

  • That which has been offered; a sacrifice. 

  • A contribution given at a religious service. 

  • An oblation or presentation made as a religious act. 

perk

noun
  • Perquisite. 

  • A percolator, particularly of coffee. 

  • A bonus ability that a player character can acquire; a permanent power-up. 

verb
  • To make trim or smart; to straighten up; to erect; to make a jaunty or saucy display of. 

  • Of coffee: to be produced by heated water seeping (“percolating”) through coffee grounds. 

  • To appear from below or behind something, emerge, pop up, poke out. 

  • To make (coffee) in a percolator or a drip coffeemaker. 

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