What part of Speech is the word rich?

The word "rich" can be several parts of speech, depending on how it's used in a sentence:

* Adjective: Describing a noun, like "a rich man" or "rich colors."

* Noun: Referring to wealth or abundance, like "He lived in luxury and enjoyed the good life of the rich."

* Verb: Meaning to become wealthy or abundant, like "The soil in this region is rich in nutrients."

To determine the part of speech, you need to look at the context of the sentence.