roll-up vs rollup

roll-up

adj
  • Capable of being made into a cylinder shape by rolling. 

rollup

noun
  • A self-made cigarette of tobacco and rolling paper. 

  • A kind of flat, pectin-based, fruit-flavored snack rolled into a tube. 

  • A kind of food made by wrapping ingredients in another food, e.g. fajitas. 

  • A business technique where multiple small companies in the same market are acquired and merged. 

  • A collection of software updates distributed as a single package. 

  • That which is rolled up; a summation; an aggregation; a total. 

How often have the words roll-up and rollup occurred in a corpus of books? (source: Google Ngram Viewer )