performance vs stepping

performance

noun
  • The act of performing; carrying into execution or action; execution; achievement; accomplishment; representation by action. 

  • That which is performed or accomplished; a thing done or carried through; an achievement; a deed; an act; a feat; especially, an action of an elaborate or public character. 

  • The amount of useful work accomplished estimated in terms of time needed, resources used, etc. 

  • The actual use of language in concrete situations by native speakers of a language, as opposed to the system of linguistic knowledge they possess (competence), cf. linguistic performance. 

  • A live show or concert. 

stepping

noun
  • The act of taking a step. 

  • A specific iteration of a model of central processing unit, often distinguished by the addition or removal of features compared to earlier examples of the same processor, or the presence, or lack thereof, of specific bugs. 

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