cannibal vs anthropophagite

cannibal and anthropophagite both are nouns.

Word	Noun	Adjective	Verb	Adverb
cannibal	Yes	No	No	No
anthropophagite	Yes	No	No	No

As nouns, cannibal and anthropophagite are synonyms defined as:

Other synonyms of cannibal include anthropophagus, man-eater.

cannibal (noun)	anthropophagite (noun)
a person who eats human flesh	a person who eats human flesh