affix vs supplement

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. 

supplement

verb
  • To provide or make a supplement to something. 

noun
  • A vitamin, herbal extract or chemical compound ingested to meet dietary deficiencies or enhance muscular development. 

  • Something added, especially to make up for a deficiency. 

  • An additional section of a newspaper devoted to a specific subject. 

  • An angle that, when added to a given angle, makes 180°; a supplementary angle. 

  • A surcharge, additional cost, especially for food in a restaurant. 

  • An extension to a document or publication that adds information, corrects errors or brings up to date. 

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