curious vs nonstandard

curious

adj
  • Containing or pertaining to trivalent curium. 

  • Tending to ask questions, or to want to explore or investigate; inquisitive; (with a negative connotation) nosy, prying. 

  • Leading one to ask questions about; somewhat odd, out of the ordinary, or unusual. 

  • Caused by curiosity. 

nonstandard

noun
  • Something that is not standard. 

adj
  • Not standard. 

  • Not conforming to the standard variety, or to the language as used by the majority of its speakers. 

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