witloof vs chicory escarole

witloof and chicory escarole both are nouns.

Word	Noun	Adjective	Verb	Adverb
witloof	Yes	No	No	No
chicory escarole	Yes	No	No	No

As nouns, chicory escarole is a hypernym of witloof; that is, chicory escarole is a word with a broader meaning than witloof:

witloof: young broad-leaved endive plant deprived of light to form a narrow whitish head
chicory escarole: variety of endive having leaves with irregular frilled edges

Other hypernyms of witloof include endive, escarole.

witloof (noun)	chicory escarole (noun)
young broad-leaved endive plant deprived of light to form a narrow whitish head	variety of endive having leaves with irregular frilled edges
widely cultivated herb with leaves valued as salad green; either curly serrated leaves or broad flat ones that are usually blanched