chorale / corral 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. 👇
chorale: (noun) a stately Protestant (especially Lutheran) hymn tune.
corral: (verb) enclose in a corral. (verb) arrange wagons so that they form a corral. (verb) collect or gather.
chorale: k·er·AE·l
corral: k·er·AE·l
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)