fun vs toil

fun

verb
  • To tease, kid, poke fun at, make fun of. 

adj
  • Enjoyable or amusing. 

  • Whimsical or flamboyant. 

noun
  • playful, often noisy, activity. 

  • amusement, enjoyment or pleasure 

toil

verb
  • To work (something); often with out. 

  • To struggle. 

  • To labour; work. 

  • To weary through excessive labour. 

noun
  • Trouble, strife. 

  • Labour, work, especially of a grueling nature. 

  • A net or snare; any thread, web, or string spread for taking prey. 

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