diffusive vs divergent

diffusive

adj
  • Pertaining to diffusion. 

  • That diffuses something; disseminating. 

  • That is spread or dispersed across a wide area or among a large number of people. 

  • Involving or employing many words; expansive, discursive; (in negative sense) long-winded. 

divergent

adj
  • Causing divergence of rays. 

  • Disagreeing from something given; differing. 

  • (said of a sequence or series) Diverging; not approaching a limit. 

  • Growing further apart; diverging. 

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