upcast vs vent

upcast

noun
  • A taunt; a reproach. 

  • A cast; a throw. 

  • A cast from subtype to supertype. 

  • An upset, as from a carriage. 

  • The ventilating shaft of a mine out of which the air passes after having circulated through the mine. 

  • A message transmitted via upcasting. 

  • A current of air passed along such a shaft. 

verb
  • To taunt; to reproach; to upbraid. 

  • To cast from subtype to supertype. 

  • To broadcast a message or data to aircraft or satellites, especially via radio waves; as opposed to uplinking to a specific satellite or aircraft 

adj
  • Cast up; thrown upward. 

vent

noun
  • A rant; a long session of expressing verbal frustration. 

  • An opening in a volcano from which lava or gas flows. 

  • Opportunity of escape or passage from confinement or privacy; outlet. 

  • A small aperture. 

  • The opening at the breech of a firearm, through which fire is communicated to the powder of the charge. 

  • Ventriloquism. 

  • A slit in the seam of a garment. 

  • Emission; escape; passage to notice or expression; publication; utterance. 

  • An opening through which gases, especially air, can pass. 

  • The excretory opening of lower orders of vertebrates. 

  • In steam boilers, a sectional area of the passage for gases divided by the length of the same passage in feet. 

verb
  • To allow gases to escape. 

  • To determine the sex of (a chick) by opening up the anal vent or cloaca. 

  • To ventilate; to use a ventilator; to use ventilation. 

  • To express a strong emotion. 

  • To snuff; to breathe or puff out; to snort. 

  • To sell; to vend. 

  • To allow to escape through a vent. 

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