liefling vs muss

liefling

noun
  • One held as lief or dear; a darling. 

muss

noun
  • A mess (disagreeable mixture or confusion of things; disorder) 

verb
  • To rumple, tousle or make (something) untidy. 

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