Semitic deity vs immortal

Semitic deity and immortal both are nouns.

Word	Noun	Adjective	Verb	Adverb
Semitic deity	Yes	No	No	No
immortal	Yes	Yes	No	No

As nouns, immortal is a hypernym of Semitic deity; that is, immortal is a word with a broader meaning than Semitic deity:

Semitic deity: a deity worshipped by the ancient Semites
immortal: any supernatural being worshipped as controlling some part of the world or some aspect of life or who is the personification of a force

Other hypernyms of Semitic deity include deity, divinity, god.

Semitic deity (noun)	immortal (noun)
a deity worshipped by the ancient Semites	any supernatural being worshipped as controlling some part of the world or some aspect of life or who is the personification of a force
	a person (such as an author) of enduring fame

Semitic deity (adjective)	immortal (adjective)
	not subject to death