only vs or

only

conj
  • Under the condition that; but. 

  • But; except. 

adv
  • As recently as. 

  • Without others or anything further; exclusively. 

  • Used to express surprise or consternation at an action. 

  • Introduces a disappointing or surprising outcome that renders futile something previously mentioned. 

  • No more than; just. 

adj
  • Alone in a category. 

  • Singularly superior; the best. 

  • Without sibling; without a sibling of the same gender. 

noun
  • An only child. 

or

conj
  • Otherwise (a consequence of the condition that the previous is false). 

  • Connects at least two alternative words, phrases, clauses, sentences, etc., each of which could make a passage true. 

  • Connects two equivalent names. 

  • An operator denoting the disjunction of two propositions or truth values. There are two forms, the inclusive or and the exclusive or. 

  • Counts the elements before and after as two possibilities. 

prep
  • Before; ere. Followed by "ever" or "ere". 

adj
  • Of gold or yellow tincture on a coat of arms. 

noun
  • or 

  • The gold or yellow tincture on a coat of arms. 

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