cardoon vs vegetable

cardoon and vegetable both are nouns.

Word	Noun	Adjective	Verb	Adverb
cardoon	Yes	No	No	No
vegetable	Yes	No	No	No

As nouns, vegetable is a hypernym of cardoon; that is, vegetable is a word with a broader meaning than cardoon:

cardoon: only parts eaten are roots and especially stalks (blanched and used as celery); related to artichokes
vegetable: edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plant

Other hypernyms of cardoon include veg, veggie.

As nouns, vegetable is a hypernym of cardoon; that is, vegetable is a word with a broader meaning than cardoon:

cardoon: southern European plant having spiny leaves and purple flowers cultivated for its edible leafstalks and roots
vegetable: any of various herbaceous plants cultivated for an edible part such as the fruit or the root of the beet or the leaf of spinach or the seeds of bean plants or the flower buds of broccoli or cauliflower

cardoon (noun)	vegetable (noun)
only parts eaten are roots and especially stalks (blanched and used as celery); related to artichokes	edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plant
southern European plant having spiny leaves and purple flowers cultivated for its edible leafstalks and roots	any of various herbaceous plants cultivated for an edible part such as the fruit or the root of the beet or the leaf of spinach or the seeds of bean plants or the flower buds of broccoli or cauliflower