than vs yet

than

adv
  • At that time; then. 

conj
  • Used in comparisons, to introduce the basis of comparison. 

prep
  • introduces a comparison, and is associated with comparatives, and with words such as more, less, and fewer. Typically, it seeks to measure the force of an adjective or similar description between two predicates. 

yet

adv
  • At some future time; eventually. 

  • Not as of the time referenced. 

  • In addition. 

  • In negative imperative use, asking for an action to be delayed. 

  • Even. 

  • In negative or interrogative use, often with an expectation or potential of something happening in the future. 

conj
  • Nevertheless; however; but; despite that. 

verb
  • To get. 

noun
  • A metal pan or boiler; yetling. 

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