slither vs strainer

slither

noun
  • A sliver. 

  • A limestone rubble. 

verb
  • To move about smoothly and from side to side. 

  • To slide 

strainer

noun
  • One who strains. 

  • A perforated screen or openwork (usually at the end of a suction pipe of a pump), used to prevent solid bodies from mixing in a liquid stream or flowline. 

  • A device through which a liquid is passed for purification, filtering or separation from solid matter; anything (including a screen or a cloth) used to strain a liquid. 

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