fun vs satisfactory

fun

adj
  • Enjoyable or amusing. 

  • Whimsical or flamboyant. 

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

noun
  • playful, often noisy, activity. 

  • amusement, enjoyment or pleasure 

satisfactory

adj
  • Causing satisfaction; agreeable or pleasant; satisfying. 

  • Done to satisfaction; adequate or sufficient. 

  • Making atonement for a sin; expiatory. 

noun
  • The rating given to somebody or something that meets requirements without exceeding them. 

  • Somebody or something that meets requirements without exceeding them. 

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