gravelly vs nonconcordant

gravelly

adj
  • Of a voice: unpleasantly harsh or rasping. 

  • Caused by or involving gravel (“kidney stones”). 

  • Full of, covered with, or similar to gravel or pebbles. 

nonconcordant

adj
  • Discordant; inharmonious; disconsonant; not in keeping with; not agreeable with; disagreeing. 

  • not preserving the sign; of opposite sign or zero 

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