laboured vs strident

laboured

adj
  • Expressive of strenuous effort. 

  • Of writing or speech or similar, stilted or not natural due to too much effort being used in the production. 

strident

adj
  • Vigorous; making strides 

  • Grating or obnoxious 

  • Loud; shrill, piercing, high-pitched; rough-sounding 

noun
  • One of a class of s-like fricatives produced by an airstream directed at the upper teeth. 

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