acquire vs larn

acquire

verb
  • To get. 

  • To sample signals and convert them into digital values. 

  • To contract. 

  • To gain, usually by one's own exertions; to get as one's own 

larn

verb
  • To learn. 

  • Larn yersel te taalk propa like! 

  • To teach. 

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