chocolate truffle vs truffle

chocolate truffle and truffle both are nouns.

Word	Noun	Adjective	Verb	Adverb
chocolate truffle	Yes	No	No	No
truffle	Yes	No	No	No

As nouns, chocolate truffle and truffle are synonyms defined as:

chocolate truffle (noun)	truffle (noun)
creamy chocolate candy	edible subterranean fungus of the genus Tuber
	creamy chocolate candy
	any of various highly prized edible subterranean fungi of the genus Tuber; grow naturally in southwestern Europe