finger-licking vs tasteless

finger-licking

adj
  • Synonym of finger-lickin' good (“delicious”) 

tasteless

adj
  • Lacking delicacy, refinement, and good taste; unbecoming; crass. 

  • Having no flavour; bland; insipid. 

How often have the words finger-licking and tasteless occurred in a corpus of books? (source: Google Ngram Viewer )