bechamel vs bechamel sauce

bechamel and bechamel sauce both are nouns.

Word	Noun	Adjective	Verb	Adverb
bechamel	Yes	No	No	No
bechamel sauce	Yes	No	No	No

As nouns, bechamel and bechamel sauce are synonyms defined as:

bechamel and bechamel sauce: milk thickened with a butter and flour roux

Other synonyms of bechamel include white sauce.

bechamel (noun)	bechamel sauce (noun)
milk thickened with a butter and flour roux	milk thickened with a butter and flour roux