borough / burro / burrow are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
borough: (noun) one of the administrative divisions of a large city. (noun) an English town that forms the constituency of a member of parliament.
burro: (noun) small donkey used as a pack animal.
burrow: (noun) a hole made by an animal, usually for shelter. (verb) move through by or as by digging.
borough: b·ER·OW
burro: b·ER·ow
burrow: b·ER·ow
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)