boeuf fondu bourguignon vs beef fondue

boeuf fondu bourguignon and beef fondue both are nouns.

Word	Noun	Adjective	Verb	Adverb
boeuf fondu bourguignon	Yes	No	No	No
beef fondue	Yes	No	No	No

As nouns, boeuf fondu bourguignon and beef fondue are synonyms defined as:

boeuf fondu bourguignon and beef fondue: cubes of beef cooked in hot oil and then dipped in various tasty sauces

boeuf fondu bourguignon (noun)	beef fondue (noun)
cubes of beef cooked in hot oil and then dipped in various tasty sauces	cubes of beef cooked in hot oil and then dipped in various tasty sauces