bother vs nark

bother

verb
  • To annoy, to disturb, to irritate. 

  • To do something which is of negligible inconvenience. 

  • To feel care or anxiety; to make or take trouble; to be troublesome. 

intj
  • A mild expression of annoyance. 

noun
  • Fuss, ado. 

  • Trouble, inconvenience. 

nark

verb
  • To annoy or irritate. 

  • To stop. 

  • To serve or behave as a spy or informer. 

  • To complain. 

  • To watch; to observe. 

noun
  • An unpleasant person, especially one who makes things difficult for others. 

  • A police spy or informer. 

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