futon vs lounge

futon

noun
  • A specific kind of sofa-bed, with a fixed cushion that forms a mattress when folded down and a sofa when folded up. 

  • A round cushion used for Zen meditation, traditionally made of woven bulrush leaves. 

  • A thin mattress of tufted cotton or similar material, placed on a floor or on a raised, foldable frame as a bed. 

lounge

noun
  • A large comfortable seat for two or three people or more, a sofa or couch; also called lounge chair. 

  • An establishment, similar to a bar, that serves alcohol and often plays background music or shows television. 

  • The act of someone who lounges; idle reclining. 

  • The living room or sitting room of a house. 

  • A waiting room in an office, airport etc. 

verb
  • To relax; to spend time lazily; to stand, sit, or recline, in an indolent manner. 

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