workroom vs workstead

workroom

noun
  • A room, such as a workshop or studio, where work is done. 

workstead

noun
  • Any place, such as a workshop, office, studio, or garage, set up where work can be performed; a workstation. 

  • A place of employment; workplace. 

  • A laboratory. 

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