coverall vs midi

coverall

noun
  • A loose-fitting protective garment worn over other clothing. 

midi

noun
  • A coat or skirt having such a hemline. 

  • Synonym of Berliner (“newspaper format”) 

adj
  • Having a hemline at mid-calf length. 

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