tube vs vent

tube

verb
  • To ride an inner tube. 

  • To supply with, or enclose in, a tube. 

  • To intubate. 

noun
  • Anything that is hollow and cylindrical in shape. 

  • The London Underground railway system, originally referred to the lower level lines that ran in tubular tunnels as opposed to the higher ones which ran in rectangular section tunnels. (Often the tube.) 

  • A television. Compare cathode ray tube and picture tube. 

  • A tin can containing beer. 

  • An approximately cylindrical container, usually with a crimped end and a screw top, used to contain and dispense semiliquid substances. 

  • An idiot. 

  • A wave which pitches forward when breaking, creating a hollow space inside. 

vent

verb
  • To allow to escape through a vent. 

  • 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. 

noun
  • 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. 

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

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

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