bitumen vs ram

bitumen

verb
  • To cover or fill with bitumen. 

noun
  • Any one of the natural hydrocarbons, including the hard, solid, brittle varieties called asphalt, the semisolid maltha and mineral tars, the oily petrolea, and even the light, volatile naphthas. 

  • Roads sealed with bitumen, as opposed to dirt roads. 

  • A sticky, black, highly viscous liquid or semi-solid form of petroleum, burning with a bright flame. It occurs as an abundant natural product in many places, as on the shores of the Dead and Caspian Seas. It is used in cements, in the construction of pavements, etc.; Mineral pitch. 

  • Canadian deposits of extremely heavy crude oil. 

ram

verb
  • To fill or compact by pounding or driving. 

  • To thrust during sexual intercourse. 

  • To strike (something) hard, especially with an implement. 

  • To collide with (an object), usually with the intention of damaging it or disabling its function. 

  • To seat a cartridge, projectile, or propellant charge in the breech of a firearm by pushing or striking. 

adj
  • Rancid; offensive in smell or taste. 

noun
  • A piston powered by hydraulic pressure. 

  • A weight which strikes a blow, in a ramming device such as a pile driver, steam hammer, or stamp mill. 

  • A reinforced section of the bow of a warship, intended to be used for ramming other ships. 

  • An act of ramming. 

  • A battering ram; a heavy object used for breaking through doors. 

  • A male sheep, typically uncastrated. 

  • A warship intended to sink other ships by ramming them. 

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