oral cavity vs sucker

oral cavity

noun
  • The cavity of the mouth, especially the part of the mouth behind the gums and teeth that is bounded above by the hard and soft palates and below by the tongue and by the mucous membrane connecting it with the inner part of the mandible. 

  • The hollow on the lower surface of the head from which the proboscis protrudes. 

sucker

noun
  • A thing that works by sucking something. 

  • The embolus, or bucket, of a pump; also, the valve of a pump basket. 

  • A pipe through which anything is drawn. 

  • An organ or body part that does the sucking; especially a round structure on the bodies of some insects, frogs, and octopuses that allows them to stick to surfaces. 

  • Any fish in the family Catostomidae of North America and eastern Asia, which have mouths modified into downward-pointing, suckerlike structures for feeding in bottom sediments. 

  • A person or animal that sucks, especially a breast or udder; especially a suckling animal, young mammal before it is weaned. 

  • A small piece of leather, usually round, having a string attached to the center, which, when saturated with water and pressed upon a stone or other body having a smooth surface, adheres, by reason of the atmospheric pressure, with such force as to enable a considerable weight to be thus lifted by the string; formerly used by children as a plaything. 

  • An animal such as the octopus and remora, which adhere to other bodies with such organs. 

  • A suction cup. 

  • See if you can get that sucker working again. 

  • A person. 

  • A lollipop; a piece of candy which is sucked. 

  • An undesired stem growing out of the roots or lower trunk of a shrub or tree, especially from the rootstock of a grafted plant or tree. 

  • A person who is easily deceived, tricked or persuaded to do something; a naive or gullible person. 

  • A parasite; a sponger. 

  • Any thing or object. 

  • A person irresistibly attracted by something specified. 

verb
  • To lure someone. 

  • To produce suckers; to throw up additional stems or shoots. 

  • To strip the suckers or shoots from; to deprive of suckers. 

  • To move or attach oneself by means of suckers. 

  • To fool someone; to take advantage of someone. 

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