blowoff vs conduit

blowoff

noun
  • A blowing off of steam, water, etc. 

  • Something that is blown off. 

  • A fart. 

  • An outburst of temper or excitement. 

  • The explosive separation of part of a rocket etc in order to prevent its destruction and allow for retrieval 

conduit

noun
  • A pipe or channel for conveying water, etc. 

  • A duct or tube into which electrical cables may be pulled; a type of raceway. 

  • A means by which something is transmitted. 

  • An investment vehicle that issues short-term commercial paper to finance long-term off-balance sheet bank assets. 

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