hardwood vs timber

hardwood

noun
  • The wood from any dicotyledonous tree, without regard to its hardness. 

  • The tree or tree species that yields the preceding. 

  • The sport of basketball, in particular, an indoor basketball court; so named because the floor of an indoor basketball court is normally made of hardwood. 

  • (in more general use) As the preceding, but limited to those that are commercial timbers, and are at least average in hardness. 

  • A joint term for the commercial timbers, without distinguishing which. 

adj
  • Made of interlocking hardwood boards. 

timber

noun
  • Trees in a forest regarded as a source of wood. 

  • The wooden stock of a rifle or shotgun. 

  • Material for any structure. 

  • Wood that has been pre-cut and is ready for use in construction. 

  • A heavy wooden beam, generally a whole log that has been squared off and used to provide heavy support for something such as a roof. 

verb
  • To light or land on a tree. 

  • To surmount as a timber does. 

  • To fit with timbers. 

intj
  • Used by loggers to warn others that a tree being felled is falling. 

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