filter vs merge with

filter

verb
  • To sort, sift, or isolate. 

  • To move slowly or gradually; to come or go a few at a time. 

  • To pass through a filter or to act as though passing through a filter. 

  • To diffuse; to cause to be less concentrated or focused. 

  • To ride a motorcycle between lanes on a road 

noun
  • self-restraint in speech. 

  • A device which separates a suspended, dissolved, or particulate matter from a fluid, solution, or other substance; any device that separates one substance from another. 

  • A non-empty upper set (of a partially ordered set) which is closed under binary infima (a.k.a. meets). 

  • Any item, mechanism, device or procedure that acts to separate or isolate. 

  • A translucent object placed in the light path of a camera to remove certain wavelengths (colors), or a computer program that simulates such an effect. 

  • Electronics or software that separates unwanted signals (for example noise) from wanted signals or that attenuates selected frequencies. 

merge with

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