explicit vs non-gradable

explicit

adj
  • Very specific, clear, or detailed. 

  • Containing material (e.g. language or film footage) that might be deemed offensive or graphic. 

noun
  • The final few words of a text. 

non-gradable

adj
  • (of an adjective) Describing a quality that cannot normally be varied because it is extreme (e.g. freezing), absolute (e.g. dead), or classification (e.g. nuclear). 

  • That cannot be graded. 

noun
  • Any adjective that is not gradable. 

How often have the words explicit and non-gradable occurred in a corpus of books? (source: Google Ngram Viewer )