decorative vs lavish

decorative

noun
  • A plant, tile, etc. intended for use as decoration. 

adj
  • That serves to decorate 

lavish

verb
  • To give out extremely generously; to squander. 

  • To give out to (somebody) extremely generously. 

adj
  • Superabundant; excessive. 

  • Expending or bestowing profusely; profuse; prodigal. 

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