lack vs subsume

lack

verb
  • To be short (of or for something). 

  • To be without, not to have, to need, to require. 

noun
  • A deficiency or need (of something desirable or necessary); an absence, want. 

subsume

verb
  • To place (any one cognition) under another as belonging to it; to include or contain something else. 

  • To consider an occurrence as part of a principle or rule; to colligate 

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