downtown vs municipality

downtown

noun
  • The main business part of a city or town, usually located at or near its center. 

  • The human genitalia. 

  • heroin. 

adv
  • In or towards the central business district. 

  • Outside the three-point line, or generally far from the basket. 

adj
  • Of, relating to, or situated in the central business district 

municipality

noun
  • In Mexico and other Spanish- and Portuguese-speaking countries, second-level administrative divisions that may house one or more cities or towns whose head of government may be called mayors or, in Mexico, municipal presidents. 

  • The governing body of such a district. 

  • A district with a government that typically encloses no other governed districts; a borough, city, or incorporated town or village. 

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