blur vs umbrella

blur

noun
  • Something that appears hazy or indistinct 

  • A smear, smudge or blot 

adj
  • In a state of doubt or confusion. 

verb
  • To cause imperfection of vision in; to dim; to darken. 

  • To become indistinct. 

  • To transfer the input focus away from. 

  • To smear, stain or smudge. 

  • To make indistinct or hazy, to obscure or dim. 

umbrella

noun
  • An umbrella-shaped reflector with a white or silvery inner surface, used to diffuse a nearby light. 

  • Something that covers a wide range of concepts, purposes, groups, etc. 

  • The main body of a jellyfish, excluding the tentacles. 

  • A cloth-covered frame used for protection against rain or sun. 

  • Generally, anything that provides protection. 

verb
  • To move like a jellyfish. 

  • To cover or protect, as if by an umbrella. 

  • To form the dome shape of an open umbrella. 

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