What part of speech is luxury?

"Luxury" can be several parts of speech depending on how it's used in a sentence:

* Noun: This is the most common usage. It refers to something that is expensive and desirable, often associated with comfort, pleasure, and extravagance.

* Example: "They live a life of luxury."

* Adjective: This usage describes something as being luxurious.

* Example: "They stayed in a luxury hotel."

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