cannibal mound vs tartar steak

cannibal mound and tartar steak both are nouns.

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

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

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

Other synonyms of cannibal mound include steak tartare.

cannibal mound (noun)	tartar steak (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