thraldom vs thrall

thraldom

thrall

verb
  • To make a thrall; enslave. 

noun
  • The state of being under the control of another person. 

  • One who is enslaved or under mind control. 

  • A shelf; a stand for barrels, etc. 

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