Boise vs Idaho

Boise

name
  • The capital and largest city of Idaho, United States, and the county seat of Ada County; probably named for the river. 

  • An English habitational surname from Old French, a variant of Boyce. 

  • A neighborhood of Portland, Oregon; named for American judge Reuben P. Boise. 

  • A ghost town in Texas. 

  • A river in Idaho; flowing 102 miles from the confluence of the North and Middle forks in the Sawtooth Range into the Snake near Parma. 

Idaho

name
  • An unincorporated community in Pike County, Ohio, United States, named for Idaho Territory. 

  • A state in the western United States. Capital and largest city: Boise. 

  • University of Idaho 

noun
  • In full Idaho potato: a variety of potato grown in Idaho, especially the Russet Burbank. 

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