build vs whittle

build

verb
  • To increase or strengthen (something) by adding gradually to. 

  • To be converted into software by compilation, usually with minimal human intervention. 

  • To establish a basis for (something). 

  • To develop or give form to (something) according to a plan or process. 

  • To construct (software) by compiling its source code. 

  • To form by combining materials or parts. 

  • To develop in magnitude or extent. 

  • To form (something) by combining materials or parts. 

noun
  • A structure, such as a building, statue, pool or forest, or a configuration of a character's items or skills, created by the player. 

  • Any of various versions of a software product as it is being developed for release to users. 

  • The physique of a human or animal body, or other object; constitution or structure. 

whittle

verb
  • To make eager or excited; to excite with liquor; to inebriate. 

  • To cut or shape wood with a knife. 

  • To reduce or gradually eliminate something (such as a debt). 

noun
  • A knife; especially, a pocket knife, sheath knife, or clasp knife. 

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