nomad vs walking frame

nomad

noun
  • Synonym of wanderer: an itinerant person. 

  • A player who changes teams frequently. 

  • A person who changes residence frequently. 

  • A member of a society or class who herd animals from pasture to pasture with no fixed home. 

adj
  • Synonym of nomadic. 

walking frame

noun
  • A framework device used to support either an infant learning to walk or a person with walking difficulties. 

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