affix vs attach

affix

verb
  • To attach. 

  • To subjoin, annex, or add at the close or end; to append to. 

  • To fix or fasten figuratively; with on or upon. 

noun
  • Any small feature, as a figure, a flower, or the like, added for ornament to a vessel or other utensil, to an architectural feature. 

  • A bound morpheme added to the word’s stem's end. 

  • A bound morpheme added to a word’s stem; a prefix, suffix, etc. 

  • The complex number a+bi associated with the point in the Gauss plane with coordinates (a,b). 

  • That which is affixed; an appendage. 

attach

verb
  • To adhere; to be attached. 

  • To connect, in a figurative sense; to ascribe or attribute; to affix; with to. 

  • To win the heart of; to connect by ties of love or self-interest; to attract; to fasten or bind by moral influence; with to. 

  • To come into legal operation in connection with anything; to vest. 

  • To fasten, to join to (literally and figuratively). 

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