Dixieland vs South

Dixieland

name

  • The southern states of the US; Dixie. 

  • The southwestern corner of Utah; Dixie. 

noun

  • A type of jazz that originated in New Orleans. 

South

name

  • The south-eastern states of the United States, including many of the same states as formed the Confederacy. 

  • The Global South. 

  • A surname. 

  • Those states which formed the Confederacy during the American Civil War. 

  • The southern part of any region; alternative letter-case form of south. 

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