Is born a verb or adjective?

"Born" is a past participle of the verb "bear". It can act as both an adjective and part of a verb phrase:

Adjective:

* He is a born leader. (Describing the person)

* This is a born-again Christian. (Describing the person's religious affiliation)

Verb phrase:

* She was born in 1990. (Part of the verb "to be born")

* The baby was born prematurely. (Part of the verb "to be born")

Therefore, "born" is both a verb and an adjective depending on the context.