mordant vs coloring material

mordant and coloring material both are nouns.

Word	Noun	Adjective	Verb	Adverb
mordant	Yes	Yes	No	No
coloring material	Yes	No	No	No

As nouns, coloring material is a hypernym of mordant; that is, coloring material is a word with a broader meaning than mordant:

mordant: a substance used to treat leather or other materials before dyeing; aids in dyeing process
coloring material: any material used for its color

Other hypernyms of mordant include color, colour, colouring material.

mordant (noun)	coloring material (noun)
a substance used to treat leather or other materials before dyeing; aids in dyeing process	any material used for its color

mordant (adjective)	coloring material (adjective)
of a substance, especially a strong acid; capable of destroying or eating away by chemical action
harshly ironic or sinister