bunny vs ostium

bunny

noun
  • A small pool of water. 

  • Bunny chow; a snack of bread filled with curry. 

  • A chine or gully formed by water running over the edge of a cliff; a wooded glen or small ravine opening through the cliff line to the sea. 

  • A brick arch or wooden bridge, covered with earth across a drawn or carriage in a water-meadow, just wide enough to allow a hay-wagon to pass over. 

  • A rabbit, especially a juvenile. 

  • In basketball, an easy shot (i.e., one right next to the bucket) that is missed. 

  • Any small drain or culvert. 

  • A sudden enlargement or mass of ore, as opposed to a vein or lode. 

  • A culvert or short covered drain connecting two ditches. 

  • A bunny girl: a nightclub waitress who wears a costume having rabbit ears and tail. 

  • A swelling from a blow; a bump. 

adj
  • Easy or unchallenging. 

  • Resembling a bun (small bread roll). 

ostium

noun
  • The mouth of a river. 

  • A small opening or orifice, as in a body organ or passage. 

  • Any of the small openings or pores in a sponge. 

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