A compound is a word composed of more than one free morpheme. The English language, like many others, uses compounds frequently. English compounds may be classified in several ways, such as the word classes or the semantic relationship of their components.
Do you have answer choices ?
The correct answer is EXTENDED METAPHOR.
Extended metaphor refers to a comparison between two things that are not alike, which continues throughout a series of sentences in a paragraph or in lines of poem. It is also called sustained metaphor and authors usually use it in order to create a clear comparison between two things.
I think the answer is d sorry if it is not
They both mean like another word for a word