non-gradable vs significant

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. 

significant

adj
  • Having a covert or hidden meaning. 

  • Reasonably large in number or amount. 

  • Having a low probability of occurring by chance (for example, having high correlation and thus likely to be related). 

  • Having a noticeable or major effect. 

  • Signifying something; carrying meaning. 

noun
  • That which has significance; a sign; a token; a symbol. 

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