What part of speech is identity?

"Identity" can be several parts of speech depending on its function in a sentence:

* Noun: This is the most common usage.

* Example: "My *identity* is closely tied to my family history."

* Adjective: This usage is less common, but still possible.

* Example: "She stole his *identity* documents."

Let me know if you'd like more examples or want to explore a specific usage in more detail!