slub vs suburbia

slub

verb
  • To draw and twist fibers in order to prepare them for spinning. 

noun
  • Fabric fiber produced by slubbing. 

  • A small thickened portion or knot found on linen yarn, caused by defects. 

suburbia

noun
  • The suburbs as a whole and all that characterizes or pertains to them; (sometimes derogatory) the suburbs as encapsulated or represented by the typical characteristics or qualities of the people living there, especially complacency, conformity, conservativeness, dullness, etc. 

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