airborne vs itinerant

airborne

adj
  • In or carried by the air. 

  • Fitted to an aircraft. 

  • In flight. 

  • Transported by air in an aircraft. 

noun
  • Military infantry intended to be transported by air and delivered to the battlefield by parachute or helicopter. 

itinerant

adj
  • Habitually travelling from place to place. 

noun
  • A member of the Travelling Community, whether settled or not. 

  • One who travels from place to place. 

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