train-bearer vs warden

train-bearer

noun
  • An attendant who supports the train of a dignitary. 

warden

noun
  • A chief administrative officer of a prison. 

  • An official charged with supervisory duties or with the enforcement of specific laws or regulations; such as a game warden or air-raid warden 

  • A variety of pear. 

  • A governing official in various institutions 

verb
  • To carry out the duties of a warden. 

How often have the words train-bearer and warden occurred in a corpus of books? (source: Google Ngram Viewer )