patternless vs restrained

patternless

adj
  • That does not cut around a pattern. 

  • That does not belong to a programming or markup pattern. 

  • Without a decorative pattern. 

  • Without a repeating pattern; random. 

restrained

adj
  • Held back, limited, kept in check or under control. 

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