loft vs penthouse

loft

verb
  • To furnish with a loft space. 

  • To propel high into the air. 

  • To fly or travel through the air, as though propelled 

  • To raise (a bed) on tall supports so that the space beneath can be used for something else. 

  • To throw the ball erroneously through the air instead of releasing it on the lane's surface. 

noun
  • The pitch or slope of the face of a golf club (tending to drive the ball upward). 

  • A gallery or raised apartment in a church, hall, etc. 

  • An attic or similar space (often used for storage) in the roof of a house or other building. 

  • The thickness of a soft object when not under pressure. 

penthouse

verb
  • To provide with a penthouse, shelter by means of a shed sloping from a wall, or anything similar. 

noun
  • Any of the sloping roofs at the side of a real tennis court. 

  • An outhouse or other structure (especially one with a sloping roof) attached to the outside wall of a building, sometimes as protection from the weather. 

  • An apartment or suite found on an upper floor, or floors, of a tall building, especially one that is expensive or luxurious with panoramic views. Sometimes these are located just under "penthouse mechanical" floors. 

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