lavish vs unproductive

lavish

adj
  • Expending or bestowing profusely; profuse; prodigal. 

  • Superabundant; excessive. 

verb
  • To give out extremely generously; to squander. 

  • To give out to (somebody) extremely generously. 

unproductive

adj
  • Not productive; useless; fruitless. 

  • No longer used to produce new words (see examples). 

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