allaying vs decrease

allaying

noun
  • An allayment. 

decrease

noun
  • An amount by which a quantity is decreased. 

  • 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). 

verb
  • Of a quantity, to become smaller. 

  • To make (a quantity) smaller. 

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