bitumen vs wax

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. 

verb
  • To cover or fill with bitumen. 

wax

noun
  • Any oily, water-resistant, solid or semisolid substance; normally long-chain hydrocarbons, alcohols or esters. 

  • Any preparation containing wax, used as a polish. 

  • Beeswax. 

  • The process of growing. 

  • Earwax. 

  • A thick syrup made by boiling down the sap of the sugar maple and then cooling it. 

  • A type of drugs with as main ingredients weed oil and butane; hash oil. 

  • The phonograph record format for music. 

verb
  • To defeat utterly. 

  • To move from low tide to high tide. 

  • To remove hair at the roots from (a part of the body) by coating the skin with a film of wax that is then pulled away sharply. 

  • To kill, especially to murder a person. 

  • To grow. 

  • To apply wax to (something, such as a shoe, a floor, a car, or an apple), usually to make it shiny. 

  • To increasingly assume the specified characteristic. 

  • To appear larger each night as a progression from a new moon to a full moon. 

adj
  • Made of wax. 

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