acknowledgment vs response

acknowledgment

noun
  • A reward or other expression or token of gratitude. 

  • The act of a person admitting a child as their own. 

  • A response (ACK) sent by a receiver to indicate successful receipt of a transmission (See Wikipedia article on transmission). 

  • A recognition as genuine or valid; an avowing or admission in legal form. 

  • The act of recognizing in a particular character or relationship; recognition of existence, authority, truth, or genuineness. 

  • A formal statement or document recognizing the fulfillment or execution of a legal requirement or procedure. 

  • An expression of gratitude for a benefit or an obligation. 

  • A message from the addressee informing the originator that the originator's communication has been received and understood. 

  • The act of acknowledging 

response

noun
  • An answer or reply, or something in the nature of an answer or reply. 

  • An oracular answer. 

  • A reply to an objection in formal disputation. 

  • A versicle or anthem said or sung during or after a lection; a respond or responsory. 

  • The act of responding or replying; reply: as, to speak in response to a question. 

  • An online advertising performance metric representing one click-through from an online ad to its destination URL. 

  • A verse, sentence, phrase, or word said or sung by the choir or congregation in sequence or reply to the priest or officiant. 

  • A reaction to a stimulus or provocation. 

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