decrease vs padding

decrease

verb
  • Of a quantity, to become smaller. 

  • To make (a quantity) smaller. 

noun
  • A reduction in the number of stitches, usually accomplished by suspending the stitch to be decreased from another existing stitch or by knitting it together with another stitch. See Decrease (knitting). 

  • An amount by which a quantity is decreased. 

padding

noun
  • Extra characters such as spaces added to a record to fill it out to a fixed length. 

  • Soft filling material used in cushions etc. 

  • Extraneous text added to a message for the purpose of concealing its beginning, ending, or length. 

  • Anything of little value used to fill up space. 

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