measling vs measlings

measling

noun
  • Synonym of measle: the disease caused by M. morbillivirus, a red spot caused by the disease. 

  • A form of delamination or separation in a laminate material that results in a spotty appearance. 

measlings

noun
  • Synonym of measles: the disease caused by M. morbillivirus, the red spots caused by the disease. 

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