kike vs Jew

kike and Jew both are nouns.

Word	Noun	Adjective	Verb	Adverb
kike	Yes	No	No	No
Jew	Yes	No	No	No

As nouns, Jew is a hypernym of kike; that is, Jew is a word with a broader meaning than kike:

kike: (ethnic slur) offensive term for a Jew
Jew: a person belonging to the worldwide group claiming descent from Jacob (or converted to it) and connected by cultural or religious ties

Other hypernyms of kike include Hebrew, Israelite.

kike (noun)	Jew (noun)
(ethnic slur) offensive term for a Jew	a person belonging to the worldwide group claiming descent from Jacob (or converted to it) and connected by cultural or religious ties