tartar steak vs cannibal mound

tartar steak and cannibal mound both are nouns.

Word	Noun	Adjective	Verb	Adverb
tartar steak	Yes	No	No	No
cannibal mound	Yes	No	No	No

As nouns, tartar steak and cannibal mound are synonyms defined as:

tartar steak and cannibal mound: ground beef mixed with raw egg and e.g. onions and capers and anchovies; eaten raw

Other synonyms of tartar steak include steak tartare.

tartar steak (noun)	cannibal mound (noun)
ground beef mixed with raw egg and e.g. onions and capers and anchovies; eaten raw	ground beef mixed with raw egg and e.g. onions and capers and anchovies; eaten raw