-gate vs -or

-gate

suffix
  • Used to form place names. 

  • Combined with keywords to form the names of scandals. 

-or

suffix
  • Used to form nouns of quality, state, or condition. 

  • Appended to the names of members of classes of components, especially those that have an extensive property name of the same root suffixed with -ance 

  • Creates an agent noun, often from a verb, indicating a person or object (often machines or parts of them) that do the verb or part of speech with which they are formed. 

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