inquiry vs querying

inquiry

noun
  • The act of inquiring; a seeking of information by asking questions; interrogation; a question or questioning. 

  • Search for truth, information, or knowledge; examination of facts or principles; research; investigation 

querying

noun
  • The act of making a query. 

adj
  • Questioning, or prone to asking questions. 

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