truffle vs veggie

truffle and veggie both are nouns.

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

As nouns, veggie is a hypernym of truffle; that is, veggie is a word with a broader meaning than truffle:

truffle: edible subterranean fungus of the genus Tuber
veggie: edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plant

Other hypernyms of truffle include veg, vegetable.

truffle (noun)	veggie (noun)
edible subterranean fungus of the genus Tuber	edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plant
creamy chocolate candy
any of various highly prized edible subterranean fungi of the genus Tuber; grow naturally in southwestern Europe