vent vs voice

vent

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

  • 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 sell; to vend. 

  • To allow to escape through a vent. 

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. 

voice

verb
  • To utter audibly, with tone and not just breath. 

  • To assign the voice flag to a user on IRC, permitting them to send messages to the channel. 

  • To act as a voice actor to portray a character. 

  • To fit for producing the proper sounds; to regulate the tone of 

  • To give utterance or expression to; to utter; to publish; to announce 

noun
  • Sound uttered by the mouth, especially by human beings in speech or song; sound thus uttered considered as possessing some special quality or character 

  • The tone or sound emitted by an object 

  • That which is communicated; message; meaning. 

  • Sound made through vibration of the vocal cords; sonant, or intonated, utterance; tone; — distinguished from mere breath sound as heard in whispering and voiceless consonants. 

  • An expressed opinion, choice, will, desire, or wish; the right or ability to make such expression or to have it considered 

  • A particular style or way of writing that expresses a certain tone or feeling. 

  • A particular way of inflecting or conjugating verbs, or a particular form of a verb, by means of which is indicated the relation of the subject of the verb to the action which the verb expresses. 

  • In harmony, an independent vocal or instrumental part in a piece of composition. 

  • A flag associated with a user on a channel, determining whether or not they can send messages to the channel. 

  • One who speaks; a speaker. 

  • The faculty or power of utterance 

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