patterned vs spotless

patterned

adj
  • Conformed to a pattern, a model to be followed. 

  • Supplied with a pattern 

spotless

adj
  • Impeccable and free from blemish. 

  • Lacking spots; unspotted. 

  • Exceptionally clean. 

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