gnawing vs tickling

gnawing

noun

  • A sensation of being gnawed. 

  • The process by which something is gnawed. 

adj

  • severe or intense 

tickling

noun

  • A sensation that tickles. 

  • The act by which someone is tickled. 

adj

  • That tickles 

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