diffuse vs diffusive

diffuse

adj
  • Wordy; verbose. 

  • Everywhere or throughout everything; not focused or concentrated. 

verb
  • To be spread over or through as in air, water, or other matter, especially by fluid motion or passive means. 

  • To spread over or through as in air, water, or other matter, especially by fluid motion or passive means. 

diffusive

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

  • That diffuses something; disseminating. 

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

  • Pertaining to diffusion. 

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