exquisite vs surd

exquisite

adj
  • Recherché; far-fetched; abstruse. 

  • Especially fine or pleasing; exceptional. 

  • Of special beauty or rare excellence. 

  • Of delicate perception or close and accurate discrimination; not easy to satisfy; exact; fastidious. 

  • Exceeding; extreme; keen, in a bad or a good sense. 

noun
  • Fop, dandy. 

surd

adj
  • unvoiced; voiceless 

  • Involving surds, or irrational numbers; not capable of being expressed in rational numbers. 

noun
  • An irrational number, especially one expressed using the √ symbol. 

  • A voiceless consonant. 

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