Kendal green vs dyestuff

Kendal green and dyestuff both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kendal green	Yes	No	No	No
dyestuff	Yes	No	No	No

As nouns, dyestuff is a hypernym of Kendal green; that is, dyestuff is a word with a broader meaning than Kendal green:

Kendal green: a green dye, often used to color cloth, which is obtained from the woad plant
dyestuff: a usually soluble substance for staining or coloring e.g. fabrics or hair

Other hypernyms of Kendal green include dye.

Kendal green (noun)	dyestuff (noun)
a green dye, often used to color cloth, which is obtained from the woad plant	a usually soluble substance for staining or coloring e.g. fabrics or hair