attain vs unnoble

attain

verb
  • To gain (an object or desired result). 

  • To reach or come to, by progression or motion; to arrive at (a place, time, state, etc.). 

  • To come or arrive, by motion, growth, bodily exertion, or efforts toward a place, object, state, etc. 

unnoble

verb
  • To make (someone or something) no longer noble 

adj
  • Not noble; ignoble; base. 

  • Of a metal, being at the lower end of the electrochemical series, i.e. oxidising readily. 

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