Oscar wilde use a pun for the title of his play in other to play with a particular name called Earnest thereby bringing different meaning form the name.
Pun is a figure of speech that is used to express a word.
When using pun, a word can be use which communicate different meanings i.e more than one.
Therefore, Oscar wilde use a pun to play with a particular name called Earnest thereby bringing different meaning form the name.
Learn more on pun here,
https://brainly.com/question/398445
#SPJ1