sorrel vs herb

sorrel and herb both are nouns.

Word	Noun	Adjective	Verb	Adverb
sorrel	Yes	Yes	No	No
herb	Yes	No	No	No

As nouns, herb is a hypernym of sorrel; that is, herb is a word with a broader meaning than sorrel:

sorrel: any of certain coarse weedy plants with long taproots, sometimes used as table greens or in folk medicine
herb: a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests

Other hypernyms of sorrel include herbaceous plant.

As nouns, herb is a hypernym of sorrel; that is, herb is a word with a broader meaning than sorrel:

sorrel: any plant or flower of the genus Oxalis
herb: a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests

Other hypernyms of sorrel include herbaceous plant.

sorrel (noun)	herb (noun)
a horse of a brownish orange to light brown color	aromatic potherb used in cookery for its savory qualities
large sour-tasting arrowhead-shaped leaves used in salads and sauces	a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
any of certain coarse weedy plants with long taproots, sometimes used as table greens or in folk medicine
any plant or flower of the genus Oxalis
East Indian sparsely prickly annual herb or perennial subshrub widely cultivated for its fleshy calyxes used in tarts and jelly and for its bast fiber

sorrel (adjective)	herb (adjective)
of a light brownish color