ping vs recall

ping

verb
  • To call out audibly. 

  • To send an email or other message to someone in hopes of eliciting a response. 

  • To make a high-pitched, short and somewhat sharp sound. 

  • To flick. 

  • To cause something to bounce. 

  • To bounce. 

  • To emit a signal and then listen for its echo in order to detect objects. 

  • To penalize. 

  • To send a packet in order to determine whether a host is present, particularly by use of the ping utility. 

noun
  • A high-pitched, short and somewhat sharp sound. 

  • An email or other message sent requesting acknowledgement. 

  • Latency. 

  • A pulse of high-pitched or ultrasonic sound whose echoes provide information about nearby objects and vessels. 

  • A notification. 

  • A packet which a remote host is expected to echo, thus indicating its presence. 

  • A means of highlighting a feature on the game map so that allied players can see it. 

recall

verb
  • To call again, to call another time. 

  • To bring back (someone) to or from a particular mental or physical state, activity etc. 

  • To remove an elected official through a petition and direct vote. 

  • To call back, bring back or summon (someone) to a specific place, station etc. 

  • To call back (a situation, event etc.) to one's mind; to remember, recollect. 

  • To request or order the return of (a faulty product). 

  • To withdraw, retract (one's words etc.); to revoke (an order). 

noun
  • Memory; the ability to remember. 

  • The fraction of (all) relevant material that is returned by a search. 

  • The right or procedure by which the decision of a court may be directly reversed or annulled by popular vote, as was advocated, in 1912, in the platform of the Progressive Party for certain cases involving the police power of the state. 

  • Request of the return of a faulty product. 

  • The right or procedure by which a public official may be removed from office before the end of their term of office, by a vote of the people to be taken on the filing of a petition signed by a required number or percentage of qualified voters. 

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