-ee vs -or

-ee

suffix
  • Added to transitive verbs to form words meaning a person or thing that is the object of that verb (i.e., to whom or to which an action is done). 

  • Used to form words meaning a person who has undergone a particular medical procedure. 

  • Used to form diminutives. 

  • Less commonly added to intransitive verbs to form words meaning a person or thing that is the subject of that verb (that is, who or that does an action). 

  • Irregularly added to nouns to mean a person somehow associated with the object denoted by the noun. 

  • Used in mimicking English as stereotypically spoken by the Chinese. 

  • Used to form words meaning a person who is the other party to a contract or other transaction involving a person described by the corresponding word ending in -or. 

-or

suffix
  • 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. 

  • 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 

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

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