How does the word sound?
In this sense, "ex" is a word added to another word to make a new word.
A prefix added to the start of a word. Indicates that "former" modifies the word. Created to expand meanings. Can be used with many words to form new words.
Examples of how the word is used
|Student wins scholarship honoring ex-president|
|She's going to send her ex-husband the receipts when the sale is over.|