act vs stepping

act

noun
  • The process of doing something. 

  • A product of a legislative body, a statute. 

  • A display of behaviour. 

  • A display of behaviour meant to deceive. 

  • A division of a theatrical performance. 

  • Something done once and for all, as distinguished from a work. 

  • Any organized activity. 

  • A performer or performers in a show. 

  • A formal or official record of something done. 

  • A thesis maintained in public, in some English universities, by a candidate for a degree, or to show the proficiency of a student. 

  • Something done, a deed. 

verb
  • Of a play: to be acted out (well or badly). 

  • To perform a theatrical role. 

  • To play (a role). 

  • To convey an appearance of being. 

  • To map via a homomorphism to a group of automorphisms (of). 

  • To feign. 

  • To do something. 

  • To have an effect (on). 

  • To behave in a certain manner for an indefinite length of time. 

  • To do something that causes a change binding on the doer. 

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 act and stepping occurred in a corpus of books? (source: Google Ngram Viewer )