fitted vs unskilled

fitted

verb
  • simple past tense of fit ("to tailor, to change size") 

  • simple past tense of fit (other senses) 

adj
  • Incorporating all of the fittings into connected units. 

unskilled

adj
  • Of a person or workforce: not having a skill or technical training. 

  • Of a job: not requiring skill or training. 

  • Of a made object: inexpertly made or showing a lack of skill. 

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