protract vs widen

protract

verb
  • To extend; to protrude. 

  • To draw out; to extend, especially in duration. 

  • To draw to a scale; to lay down the lines and angles of, with scale and protractor; to plot. 

  • To put off to a distant time; to delay; to defer. 

  • To use a protractor. 

widen

verb
  • To broaden or extend in scope or range. 

  • To make wide or wider. 

  • To convert to a data type that can hold a larger number of distinct values. 

  • To become wide or wider. 

  • To let out clothes to a larger size. 

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